harcourt grade 2 practice workbook teacher
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Practice booksTRANSCRIPT
PracticeWorkbook
T E A C H E R ’ S E D I T I O NGrade 2
Orlando • Boston • Dallas • Chicago • San Diegowww.harcourtschool.com
©H
arco
urt
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Printed in the United States of America
ISBN 0-15-320660-8
1 2 3 4 5 6 7 8 9 10 073 2004 2003 2002 2001
Unit 1: ADDITION AND SUBTRACTIONSTRATEGIES AND FACTS, PLACEVALUE, AND GRAPHING
Chapter 1: Addition Strategies1. 1 Order and Zero Properties . . . . . . . 11.2 Count On 1, 2, and 3 . . . . . . . . . . . . . 21.3 Doubles and Doubles Plus One . . . 31.4 Make a Ten . . . . . . . . . . . . . . . . . . . . . 41.5 Add 3 Numbers . . . . . . . . . . . . . . . . . 51.6 Problem Solving • Draw a
Picture . . . . . . . . . . . . . . . . . . . . . . . . . 6
Chapter 2: Subtraction Strategies2. 1 Subtract All or Zero . . . . . . . . . . . . . 72.2 Count Back . . . . . . . . . . . . . . . . . . . . . 82.3 Think Addition to Subtract . . . . . . . 92.4 Fact Families . . . . . . . . . . . . . . . . . . . . 102.5 Number Expressions . . . . . . . . . . . . . 11
Chapter 3: Addition and SubtractionPractice3. 1 Remember Addition Facts . . . . . . . . 123.2 Missing Numbers . . . . . . . . . . . . . . . . 133.3 Remember Subtraction Facts . . . . . 143.4 Problem Solving • Write a
Number Sentence . . . . . . . . . . . . . . . 15
Chapter 4: Numbers to 1004. 1 Tens . . . . . . . . . . . . . . . . . . . . . . . . . . . 164.2 Tens and Ones . . . . . . . . . . . . . . . . . . 174.3 Understand Place Value . . . . . . . . . . 184.4 Read and Write Numbers . . . . . . . . 194.5 Problem Solving • Make
Reasonable Estimates . . . . . . . . . . . 20
Chapter 5: Number Patterns, Compare and Order5. 1 Ordinal Numbers . . . . . . . . . . . . . . . 215.2 Compare Numbers:
>, <, or = . . . . . . . . . . . . . . . . . . . . . . . 22
5.3 Order Numbers: Before, AfterBetween . . . . . . . . . . . . . . . . . . . . . . . 23
5.4 Even and Odd . . . . . . . . . . . . . . . . . . 245.5 Skip-Count . . . . . . . . . . . . . . . . . . . . . 255.6 Problem Solving • Find a
Pattern . . . . . . . . . . . . . . . . . . . . . . . . 26
Chapter 6: Data and Graphing6. 1 Picture Graph . . . . . . . . . . . . . . . . . . . 27.6. 2 Bar Graph . . . . . . . . . . . . . . . . . . . . . . 286. 3 Problem Solving • Use a Graph . . . 296. 4 Take a Survey . . . . . . . . . . . . . . . . . . . 306. 5 Interpret Data . . . . . . . . . . . . . . . . . . 316. 6 Use Pictographs . . . . . . . . . . . . . . . . . 32
Unit 2: MONEY AND TIME
Chapter 7: Counting Money7. 1 Pennies, Nickels, and Dimes . . . . . . 337.2 Quarters and Half-Dollars . . . . . . . . 347.3 Count Collections . . . . . . . . . . . . . . . 357.4 1 Dollar . . . . . . . . . . . . . . . . . . . . . . . . 367.5 Problem Solving • Draw a
Picture . . . . . . . . . . . . . . . . . . . . . . . . . 37
Chapter 8: Using Money8. 1 Make the Same Amounts . . . . . . . . 388.2 Same Amounts Using . . . . . . . . . . .
Fewest Coins . . . . . . . . . . . . . . . . . . . 398.3 Compare Amounts to Prices . . . . . . 408.4 Make Change. . . . . . . . . . . . . . . . . . . . 418.5 Problem Solving • Make a List . . . . 42
Chapter 9: Telling Time9. 1 Tell Time to 5 Minutes . . . . . . . . . . . 43.9. 2 Time After the Hour . . . . . . . . . . . . . 449. 3 Time Before the Hour . . . . . . . . . . . 459. 4 Practice Telling Time . . . . . . . . . . . . 46
Chapter 10: Understanding Time10. 1 Daily Events . . . . . . . . . . . . . . . . . . . . 47.10. 2 Problem Solving • Use a Model . . . 48
CONTENTS
10.3 Use a Calendar . . . . . . . . . . . . . . . . . 4910.4 Estimate Time . . . . . . . . . . . . . . . . . . 5010.5 Time Relationships . . . . . . . . . . . . . 51
Unit 3: TWO-DIGIT ADDITION ANDSUBTRACTION
Chapter 11: Explore 2-Digit Addition11. 1 Add Tens . . . . . . . . . . . . . . . . . . . . . . 5211.2 Count on Tens and Ones . . . . . . . . 5311.3 Model Adding 1 Digit to
2 Digits . . . . . . . . . . . . . . . . . . . . . . . . 5411. 4 Model 2 Digit Addition . . . . . . . . . . 5511.5 Problem Solving • Make a
Model . . . . . . . . . . . . . . . . . . . . . . . . . 56
Chapter 12: 2-Digit Addition12. 1 Add 2-Digit Numbers . . . . . . . . . . . 5712.2 More 2-Digit Addition . . . . . . . . . . 5812.3 Rewrite 2-Digit Addition . . . . . . . . 5912.4 Problem Solving • Estimate
Sums . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Chapter 13: Practice 2-Digit Addition13. 1 More 2-Digit Addition . . . . . . . . . . 6113.2 Use Mental Math to Find Sums . . . 6213.3 Practice Adding 2-Digit
Numbers . . . . . . . . . . . . . . . . . . . . . . 6313.4 Problem Solving • Make and
Use a Graph . . . . . . . . . . . . . . . . . . . . 64
Chapter 14: Explore 2-Digit Subtraction14. 1 Subtract Tens . . . . . . . . . . . . . . . . . . 6514.2 Mental Math: Count Back Tens
and Ones . . . . . . . . . . . . . . . . . . . . . . 6614.3 Regroup Tens as Ones . . . . . . . . . . . 6714.4 Model 2-Digit Subtraction . . . . . . . 6814.5 Practice Modeling 2-Digit
Subtraction . . . . . . . . . . . . . . . . . . . . 69
Chapter 15: 2-Digit Subtraction15. 1 Subtract 2-Digit Numbers . . . . . . . 7015.2 Rewrite 2-Digit Subtraction . . . . . . 7115.3 More 2-Digit Subtraction . . . . . . . . 7215.4 Problem Solving • Estimate
Differences . . . . . . . . . . . . . . . . . . . . 7315.5 Use Addition to Check
Subtraction . . . . . . . . . . . . . . . . . . . . 74
Chapter 16: Practice 2-Digit Subtraction16. 1 Use Mental Math to Find
Differences . . . . . . . . . . . . . . . . . . . . 7516.2 Practice Subtracting 2-Digit
Numbers . . . . . . . . . . . . . . . . . . . . . . 7616.3 Add and Subtract Money . . . . . . . . 7716.4 Problem Solving • Choose the
Operation . . . . . . . . . . . . . . . . . . . . . 78
Unit 4: GEOMETRY ANDMEASUREMENT
Chapter 17: Plane Shapes17. 1 Identify Plane Shapes . . . . . . . . . . . 7917.2 Sides and Corners . . . . . . . . . . . . . . 8017.3 Congruence and Symmetry . . . . . . 8117.4 Combine and Separate Shapes . . . 8217.5 Moving Shapes . . . . . . . . . . . . . . . . . 8317.6 More About Moving Shapes . . . . . 84
Chapter 18: Solid Figures18. 1 Identify Solid Figures . . . . . . . . . . . 8518.2 Make Plane Shapes . . . . . . . . . . . . . 8618.3 Sort Solid Figures . . . . . . . . . . . . . . . 8718.4 Problem Solving • Make a
Model . . . . . . . . . . . . . . . . . . . . . . . . . 88
Chapter 19: Length19. 1 Nonstandard Units . . . . . . . . . . . . . . 8919.2 Measure to the Nearest Inch . . . . . 9019.3 Inches and Feet . . . . . . . . . . . . . . . . . 9119.4 Centimeters and Meters . . . . . . . . . 9219.5 Perimeter . . . . . . . . . . . . . . . . . . . . . . 9319.6 Problem Solving • Make
Reasonable Estimates . . . . . . . . . . . 94
Chapter 20: Capacity, Weight, andTemperature20. 1 Cups, Pints, and Quarts . . . . . . . . . 9520.2 Liters . . . . . . . . . . . . . . . . . . . . . . . . . 9620.3 Ounces and Pounds . . . . . . . . . . . . . 9720.4 Grams and Kilograms . . . . . . . . . . . 9820.5 Temperature . . . . . . . . . . . . . . . . . . . 9920.6 Problem Solving • Choose a
Measuring Tool . . . . . . . . . . . . . . . .100
Unit 5: NUMBER SENSE ANDFRACTIONS
Chapter 21: Numbers to 1,00021. 1 Hundreds . . . . . . . . . . . . . . . . . . . . . .10121.2 Hundreds, Tens, and Ones . . . . . . .10221.3 Place Value . . . . . . . . . . . . . . . . . . . .10321. 4 Read and Write Numbers . . . . . . . .10421. 5 Problem Solving • Use a Table . . . .105
Chapter 22: Comparing and Ordering Numbers to 1,00022. 1 100 Less, 100 More . . . . . . . . . . . . .10622.2 Compare Numbers:
>, <, and = . . . . . . . . . . . . . . . . . . . . .10722.3 Order Numbers: Before, After,
Between . . . . . . . . . . . . . . . . . . . . . .10822. 4 Order Numbers on a
Number Line . . . . . . . . . . . . . . . . . . .10922.5 Problem Solving • Find a
Pattern . . . . . . . . . . . . . . . . . . . . . . . .110
Chapter 23: Parts of a Whole23. 1 E xplore Fractions . . . . . . . . . . . . . .11123.2 Unit Fractions . . . . . . . . . . . . . . . . . .11223.3 Other Fractions . . . . . . . . . . . . . . . .11323.4 Compare Unit Fractions . . . . . . . . .11423.5 Fractions Equal to 1 . . . . . . . . . . . . .115
Chapter 24: Parts of a Group24. 1 Explore Fractions . . . . . . . . . . . . . . .11624.2 Unit Fractions . . . . . . . . . . . . . . . . . .11724.3 Other Fractions . . . . . . . . . . . . . . . .11824.4 Compare Parts of a Group . . . . . . .11924.5 Problem Solving • Make a
Model . . . . . . . . . . . . . . . . . . . . . . . . .120
Unit 6: 3-DIGIT ADDITION AND SUBTRACTION, MULTIPLICATION ANDDIVISION
Chapter 25: Adding 3-Digit Numbers25. 1 Add Hundreds . . . . . . . . . . . . . . . . .12125.2 Model 3-Digit Addition . . . . . . . . .12225.3 Add 3-Digit Numbers . . . . . . . . . . .12325.4 More 3-Digit Addition . . . . . . . . . .12425.5 Add Money . . . . . . . . . . . . . . . . . . . .125
25.6 Practice Adding 3-DigitNumbers . . . . . . . . . . . . . . . . . . . . . .126
Chapter 26: Subtracting 3-Digit Numbers26. 1 Subtract Hundreds . . . . . . . . . . . . .12726.2 Model 3-Digit Subtraction . . . . . . .12826.3 Subtract 3-Digit Numbers . . . . . . .12926.4 More 3-Digit Subtraction . . . . . . . .13026.5 Problem Solving • Too Much
Information . . . . . . . . . . . . . . . . . . .131
Chapter 27: Use Addition andSubtraction27. 1 Add and Subtract Money . . . . . . .13227.2 Estimate Sums and
Differences . . . . . . . . . . . . . . . . . . . .13327.3 Practice Adding and
Subtracting 3-Digit Numbers . . . .13427.4 Problem Solving • Multiple Step
Problems . . . . . . . . . . . . . . . . . . . . . .135
Chapter 28: Multiplication Concepts28. 1 Explore Multiplication . . . . . . . . . .13628.2 Addition and Multiplication . . . . .13728.3 Arrays . . . . . . . . . . . . . . . . . . . . . . . .13828.4 Multiply in Any Order . . . . . . . . . .13928.5 Multiply Across and Down . . . . . .140
Chapter 29: MultiplicationFacts 2, 5, and 1029. 1 Multiply with 2 . . . . . . . . . . . . . . . .14129.2 Multiply with 5 . . . . . . . . . . . . . . . .14229.3 Multiply with 10 . . . . . . . . . . . . . . .14329.4 Memorize the Facts . . . . . . . . . . . .144
Chapter 30: Division Concepts30. 1 Equal Shares . . . . . . . . . . . . . . . . . . .14530.2 Make Equal Groups . . . . . . . . . . . . .14630.3 Subtraction and Division . . . . . . . .14730.4 Problem Solving • Choose the
Operation . . . . . . . . . . . . . . . . . . . . .14830.5 Problem Solving • Choose
a Strategy . . . . . . . . . . . . . . . . . . . . .149
©H
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Practice PW1
Order and Zero PropertiesWrite the sum.
1. 2. 3.
4 + 3 = 9 + 1 = 2 + 6 =
3 + 4 = 1 + 9 = 6 + 2 =
4. 5. 6.
5 + 4 = 0 + 5 = 6 + 5 =
4 + 5 = 5 + 0 = 5 + 6 =
7. 8. 9.
10. 11. 12.
C Mixed Review
Solve.
13. 3¢ + 2¢ = 14. 8¢ + 4¢ =
15. 1 + 3 = 16. 2 + 2 =
17. 2 + 9 = 18. 5 + 3 = 811
44
125
0+ 7
7
7+ 0
7
2+ 4
6
4+ 2
6
7+ 1
8
1+ 7
8
6+ 410
4+ 610
1+ 8
9
8+ 1
9
9+ 312
3+ 912
1159
1159
8107
8107
NameLESSON 1.1
¢ ¢
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PW2 Practice
Count on 1, 2, and 3Circle the greater number. Count on to find the sum.
1. 2. 3.
8 + 1 = 5 + 2 = 3 + 10 =
4. 5. 6.
1 + 4 = 6 + 2 = 7 + 3 =
7.
8.
9.
C Mixed Review
Solve.
10. 0 + 8 = 11. 4 + 0 = 12. 0 + 1 =
13. 7 + 0 = 14. 0 + 9 = 15. 6 + 0 =
16. 0 + 6 = 17. 6 + 3 = 18. 3 + 6 = 996
697
148
7+ 1
8
3+ 912
6+ 2
8
2+ 5
7
1+ 8
9
9+ 211
5+ 3
8
2+ 4
6
3+ 6
9
9+ 110
2+ 10
12
4+ 3
7
6+ 1
7
1+ 5
6
7+ 310
2+ 7
9
8+ 210
3+ 811
1085
1379
NameLESSON 1.2
NameLESSON 1.3
Doubles and Doubles Plus One
C Vocabulary
Circle the doubles plus one fact in .Circle the doubles fact in .
4 + 4 = 8 4 + 1 = 5 4 + 5 = 9
Write each doubles sum green.Write each doubles plus one sum yellow.Complete the addition table.
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Practice PW3
+ 0 1 2 3 4 5 6 7 8 9
0 0green
1yellow
2 3 4 5 6 7 8 9
1 1purple
2green
3yellow
4 5 6 7 8 9 10
2 2 3purple
4green
5yellow
6 7 8 9 10 11
3 3 4 5purple
6green
7yellow
8 9 10 11 12
4 4 5 6 7purple
8green
9yellow
10 11 12 13
5 5 6 7 8 9purple
10green
11yellow
12 13 14
6 6 7 8 9 10 11purple
12green
13yellow
14 15
7 7 8 9 10 11 12 13purple
14green
15yellow
16
8 8 9 10 11 12 13 14 15purple
16green
17yellow
9 9 10 11 12 13 14 15 16 17purple
18green
yellow
green
©H
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PW4 Practice
Make a TenUse a ten-frame and to make a ten.Find the sum.
1.
2.
3.
4.
C Mixed Review
Solve.
5. 6 + 0 = 6. 0 + 10 = 7. 5 + 1 =
8. 2 + 4 = 9. 7 + 0 = 10. 3 + 9 =
11. 3 + 3 = 12. 2 + 3 = 13. 3 + 4 = 756
1276
6106
7+ 916
9+ 918
8+ 311
8+ 513
8+ 816
8+ 210
3+ 710
7+ 815
9+ 211
8+ 412
5+ 813
7+ 512
6+ 915
7+ 714
7+ 613
9+ 615
6+ 814
7+ 411
5+ 712
3+ 811
9+ 110
8+ 614
6+ 713
7+ 512
NameLESSON 1.4
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Practice PW5
Add 3 NumbersCircle the addends you add first. Write the sum.
1.
2.
3.
4.
C Mixed Review
Solve.
5. 5 + 5 = 6. 8 + 7 = 7. 7 + 7 =
8. 9 + 2 = 9. 5 + 8 = 10. 4 + 5 =
11. 5 + 4 = 12. 6 + 4 = 13. 6 + 6 = 12109
91311
141510
95
+ 216
83
+ 213
24
+ 612
90
+ 918
73
+ 414
34
+ 18
26
+ 210
91
+ 515
41
+ 49
76
+ 417
54
+ 413
82
+ 919
43
+ 411
26
+ 412
75
+ 517
58
+ 215
16
+ 916
31
+ 37
53
+ 513
47
+ 213
31
+ 812
66
+ 416
25
+ 815
62
+ 917
NameLESSON 1.5
Circled addends will vary.
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PW6 Practice
Problem Solving • Draw a PictureUse the four steps to solve.Draw a picture. Write the number sentence. Check children’s work.
1. 9 brown bears and 7 black bearsplayed. How many bears in allplayed?
bears
2. On the porch sat 7 cats. Then 8more cats joined them. How manycats were on the porch?
cats
3. In a fish tank swam 6 yellow fishand 8 orange fish. How many fishswam in the tank?
fish
4. There were 7 children in the yardand 3 children in the house. Howmany children were there in all?
children10�3�7
14�8�6
15�8�7
16=7+9
NameLESSON 1.6
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Practice PW7
Subtract All or ZeroSubtract.
1. How many flowers are left? 2. How many flowers are left?
flowers flowers
3.
4.
5.
C Mixed Review
Solve.
6. 6 + 2 = 7. 4 + 4 = 8. 1 + 7 =
9. 7 + 1 = 10. 5 + 3 = 11. 3 + 5 =
12. 8 + 0 = 13. 0 + 8 = 14. 2 + 6 = 888
888
888
7– 7
0
2– 0
2
18– 018
5– 5
0
19– 019
13– 13
0
11– 011
6– 6
0
3– 0
3
8– 8
0
9– 9
0
7– 0
7
15– 015
2– 2
0
4– 0
4
6– 0
6
6– 6
0
NameLESSON 2.1
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PW8 Practice
Count BackCount back to find the difference.
1. 8 – 1 = 4 – 2 = 6 – 1 =
2. 5 – 2 = 9 – 3 = 10 – 2 =
3.
4.
5.
6.
C Mixed Review
Solve.
7. 5 – 5 = 8. 4 – 4 = 9. 6 – 6 =
10. 7 – 0 = 11. 6 – 0 = 12. 8 – 0 =
13. 4 + 0 = 14. 9 – 0 = 15. 0 + 9 = 994
867
000
5– 3
2
11– 3
8
6– 3
3
10– 1
9
3– 2
1
7– 1
6
12– 111
9– 1
8
3– 1
2
8– 2
6
3– 2
1
7– 2
5
11– 2
9
9– 2
7
10– 3
7
6– 2
4
4– 1
3
8– 3
5
5– 1
4
7– 3
4
863
527
NameLESSON 2.2
NameLESSON 2.3
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Practice PW9
3. 8 + 2 =
10 – 2 = 8
10
5. 7 + 7 =
14 – 7 = 7
14
7. 9 + 4 =
13 – 4 = 9
13
4. 4 + 3 =
7 – 3 = 4
7
6. 3 + 8 =
11 – 8 = 3
11
8. 8 + 9 =
17 – 9 = 8
17
C Mixed ReviewSolve.
9. 3 – 1 = 10. 6 – 2 = 11. 7 – 1 =
12. 5 – 1 = 13. 8 – 2 = 14. 8 – 3 =
15. 10 – 3 = 16. 9 – 1 = 17. 11 – 2 = 987
564
642
Think Addition to SubtractAdd or subtract.
1.
2. 12– 5
7
7+ 512
17– 8
9
9+ 817
15– 7
8
8+ 715
11– 6
5
5+ 611
13– 6
7
7+ 613
16– 7
9
9+ 716
©H
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PW10 Practice
Fact FamiliesWrite the fact family for the set of numbers.
C Mixed Review
Solve.
5. 5 + 5 = 6. 8 + 7 = 7. 7 + 3 =
8. 6 + 8 = 9. 9 + 8 = 10. 4 + 9 =
11. 13 – 9 = 12. 5 + 6 = 13. 11 – 6 = 5114
131714
101510
NameLESSON 2.4
1. 2.
3. 4.
11, 4, 7 14, 6, 8
13, 9, 416, 9, 7
14– 8
6
8+ 614
14– 6
8
6+ 814
13– 9
4
9+ 413
13– 4
9
4+ 913
16– 9
7
9+ 716
16– 7
9
7+ 916
11– 7
4
7+ 411
11– 4
7
4+ 711
©H
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Practice PW11
Number ExpressionsLook across, down, and diagonally.Circle pairs of numbers that give the sum at the top.
1. 16 2. 9
9 8 12 13 0 5 3 67 1 4 11 8 4 2 12 7 3 10 2 1 5 25 10 8 12 1 7 6 31 11 4 7 8 1 0 4
Circle pairs of numbers that give the difference at the top.
3. 7 4. 613 5 8 7 12 3 7 1
15 6 4 0 6 3 6 4
4 8 1 3 3 8 7 113 9 1 5 1 0 8 56 2 12 8 15 9 2 10
10 3 11 4 9 8 4 4
C Mixed Review
Solve.
5. 4 + 6 = 6. 6 + 4 = 7. 10 – 4 =
8. 10 – 6 = 9. 10 – 2 = 10. 8 – 8 = 084
61010
NameLESSON 2.5
NameLESSON 3.1
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PW12 Practice
Remember Addition FactsWrite the sum.
1. 2. 3.
4. 5. 6.
C Mixed Review
Solve.
7. 3 + 6 = 8. 3 + 6 + 1 =
9. 10 – 0 = 10. 3 + 6 + 0 =
11. 10 + 0 = 12. 2 + 8 + 1 =
13. 2 + 8 + 0 = 14. 2 + 8 + 2 = 1210
1110
910
109
Use doubles.
8 16
4 8
7 14
6 12
Count on 3.
6 9
5 8
7 10
8 11
Count on 2.
9 11
10 12
6 8
3 5
Count on 1.
2 3
4 5
9 10
8 9
Add 0.
12 12
10 10
9 9
Use doublesplus one.
5 11
8 17
3 7
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Practice PW13
Missing NumbersWrite the missing number. Use counters if you need to.
1. 8 + = 14 14 – 8 =
2. + 5 = 12 12 – 5 =
3. + 6 = 13 13 – 6 =
4. 7 + = 11 11 – 7 =
5. + 6 = 10 10 – 6 =
6. 11 – = 8 11 – 8 =
7. + 7 = 16 16 – 7 =
C Mixed Review
Solve.
8. 6 + 7 = 9. 8 + 5 = 10. 9 + 4 =
11. 13 – 5 = 12. 13 – 7 = 13. 13 – 9 =
14. 9 + 3 = 15. 8 + 3 = 16. 9 + 8 = 171112
468
131313
99
33
44
44
77
77
66
NameLESSON 3.2
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PW14 Practice
Remember Subtraction FactsSolve.Color the doubles facts .Color the count-back facts .Color the all and zero factsany way you like.
NameLESSON 3.3
14– 7
7red
20–20
0
20– 119
blue
16– 313
blue
16– 8
8red
17–17
0
10– 5
5red
14–14
0
18– 9
9red
19– 217
blue
20–1010red
19– 019
12– 6
6red
16– 0 16
17– 215
blue
C Mixed Review
Solve.
1. 7 + 2 = 2. 1 + 10 = 3. 8 + 3 =
4. 1 + 8 = 5. 3 + 9 = 6. 9 + 2 =
7. + 8 = 10 8. 6 + = 1262
11129
11119
redblue
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Practice PW15
Problem Solving • Write a Number SentenceDraw a picture or make a model. Write a number sentence to solve. Check children’s work.
1. Julie bought 3 green apples and 5 redapples. How many apples did she buy?
=
apples
2. Mary has 6 dolls. Tasha has 4 dolls.How many more dolls does Mary have?
=
more dolls
3. Joel planted 7 tomato seeds and 6carrot seeds. How many seeds did heplant?
=
seeds
4. Eddie had 16 peas. He ate 8 of them.How many peas does he have left?
=
peas8
88–16
13
136+7
2
24–6
8
835
NameLESSON 3.4
+
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PW16 Practice
NameLESSON 4.1
Tens Count the spots. Write how many tens.Then write how many ones.
1.
tens = ones
2.
tens = ones
3.tens = ones
4.tens = ones
5.
tens = ones
C Mixed Review
Solve.
6. 8 + 2 = 3 + 2 = 2 + 6 =
7. 4 + 4 = 6 + 4 = 1 + 8 =
8. 5 – 3 = 7 – 3 = 9 – 4 =
9. 9 – 5 = 12 – 6 = 10 – 7 = 364
542
9108
8510
909
202
303
404
606
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Practice PW17
Tens and OnesWrite how many tens and ones in three different ways.
1. 2.
tens ones = tens ones =
+ = + =
3. 4.
tens ones = tens ones =
+ = + =
C Mixed Review
Solve.
5. 16 – 8 = 12 – 5 = 11 – 5 =
6. 10 – 6 = 14 – 6 = 11 – 7 =
7. 15 – 7 = 13 – 3 = 11 – 9 = 2108484678
36633663063360
36636336
2864
2882064460
28826446
NameLESSON 4.2
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PW18 Practice
NameLESSON 4.3
Understand Place ValueCircle the value of the underlined digit.
1. 65 2. 37 3. 94
5 or 50 3 or 30 9 or 90
4. 19 5. 43 6. 51
1 or 10 3 or 30 5 or 50
7. 87 8. 12 9. 75
7 or 70 2 or 20 5 or 50
10. 39 11. 87 12. 91
9 or 90 8 or 80 9 or 90
C Mixed Review
Solve.
13. 6 + 7 = 5 + 6 = 4 + 9 =
14. 5 + 7 = 5 + 4 = 4 + 4 =
15. 8 + 6 = 3 + 3 = 5 + 3 = 8614
8912
131113
NameLESSON 4.4
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Practice PW19
Read and Write Numbers
Read the number.Write the number in different ways.
1. thirty-six 2. fifty-five
tens ones tens ones
+ +
3. seventy-two 4. eleven
tens ones ten one
+ +
5. twenty-two 6. sixty-eight
tens ones tens ones
+ +
C Mixed Review
Solve.
7. 8 + = 8 3 + = 11 4 + = 10
8. 7 + = 9 2 + = 6 5 + = 10
9. 6 + = 12 1 + = 10 7 + = 12596
542
680
6822860220
8622
1172110270
1127
5536
550630
5563
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PW20 Practice
NameLESSON 4.5
Problem Solving • Make Reasonable EstimatesCircle the most reasonable estimate.
1. Lily has a few cats.About how many cats mightshe have?
3 50 100
3. Ann has a large collection ofstickers. About how manystickers might she have?
5 10 100
5. Nick went to a class party. About how many childrenmight be at the party?
5 20 100
2. Kim bought a small bag ofapples. About how manyapples might she have?
10 50 100
4. Erica bought a box of pencils.About how many pencilsmight be in the box?
5 10 50
6. Jerry took out some booksfrom the library. About howmany books might that be?
5 50 100
©H
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Practice PW21
Ordinal Numbers
C Vocabulary
Circle the ordinal numbers. sixteenth 16 16th
Color the boxes.
first, 4th, tenth seventh, 11th, fifteenth
second, fifth, 9th fourteenth, nineteenth, 12th
3rd, sixth, eighth thirteenth, seventeenth
16th, eighteenth, twentieth
blue
green
purple
red
orange
yellow
black
NameLESSON 5.1
twentieth 20th
19th
18th
17th
16th
15th
14th
13th
12th
11th
10th
9th
8th
7th
6th
5th
4th
3rd
2nd
1st
nineteentheighteenth
seventeenthsixteenth
fifteenthfourteenththirteenth
twelftheleventh
tenthnintheighthseventh
sixthfifth
fourththird
secondfirst
blackgreen
blackpurple
blackbluegreen
purplegreen
blueredorange
yellowblue
yelloworange
redyellow
orangered
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PW22 Practice
Compare Numbers: >, <, or =Write greater than, less than, or equal to.Then write >, <, or =.
1. 2.
3. 4.
5. 6.
7. 8.
C Mixed Review
Solve.
19. 8 + 4 = 6 + 8 = 7 + 3 =
10. 9 + 9 = 10 + 7 = 5 + 8 =
11. 14 – 7 = 16 – 8 = 12 – 7 = 587
131718
101412
74 is 89.
74 89<
less than 98 is 87.
98 87>
greater than
88 is 99.
88 99<
less than
24 is 38.
24 38<
less than
48 is 43.
48 43>
greater than
8 is 8.
8 8=
equal to
55 is 55.
55 55=
equal to19 is 16.
19 16>
greater than
NameLESSON 5.2
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Practice PW23
Order Numbers: Before, After, BetweenWrite the number that is just after, just before, or between.
after before between
1. 48, , 50 35, , 37
2. 50, , 61 27, , 29
3. 19, , 76 74, , 76
4. 87, , 33 47, , 49
5. 56, , 62 18, , 10
6. 21, , 27 52, , 54
C Mixed ReviewSolve.
17. 9 + 4 = 8 + 8 = 5 + 9 =
18. 6 + 8 = 7 + 8 = 10 + 5 =
19. 13 – 9 = 16 – 9 = 15 – 8 =
10. 11 – 2 = 10 – 4 = 12 – 12 = 069
774
151514
141613
532622
96157
483288
757520
286051
364949
NameLESSON 5.3
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PW24 Practice
Even and OddShow the number of .Write even or odd.
1. 2.
3. 4.
5. 6.
7. 8.
9. 10.
C Mixed Review
Solve.
11. 3 + 7 = 6 + 5 = 9 + 1 =
12. 7 + 8 = 7 + 6 = 7 + 7 =
13. 15 – 7 = 13 – 7 = 14 – 7 =
14. 12 – 5 = 10 – 4 = 11 – 6 = 567
768
141315
101110
NameLESSON 5.4
odd15 even26
even30 odd17
odd37 even32
even42 even38
odd43 odd11
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Practice PW25
Skip-CountCount by twos. Color those boxes .Count by threes. Color those boxes .Count by fours. Draw a triangle around those numbers.Count by fives. Color those boxes .Count by tens. Circle those numbers.
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79 80
81 82 83 84 85 86 87 88 89 90
91 92 93 94 95 96 97 98 99 100
C Mixed Review
Solve.
1. 7 + 6 + 1 = 5 + 2 + 4 = 2 + 4 + 6 =
2. 1 + 6 + 3 = 7 + 4 + 2 = 8 + 2 + 4 =
3. 3 + 9 + 0 = 8 + 3 + 4 = 6 + 6 + 4 = 161512
141310
121114
yellow
red
blue Check children’s work.
NameLESSON 5.5
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PW26 Practice
Problem Solving • Find a PatternFind a pattern to complete the chart.Write how many.
1. How many wheels are on 6 wagons?
1 2 3 4 5 6
4 8 12 16 20 24
There are wheels on 6 wagons.
2. How many corners are on 7 triangles?
1 2 3 4 5 6 7
3 6 9 12 15 18 21
There are corners on 7 triangles.
3. How many pennies have the same value as 8 nickels?
1 2 3 4 5 6 7 8
5 10 15 20 25 30 35 40
pennies have the same value as 8 nickels.40
21
24
NameLESSON 5.6
number ofpennies
number ofnickels
number ofwagonsnumber ofwheels
number oftrianglesnumber ofcorners
Picture GraphUse the graph to answer the questions.
Favorite Fruit
apples
pears
oranges
bananas
1. Which is the favorite of the most people?
2. Which is the favorite of the fewest people?
3. How many more people like applesthan oranges? more people
4. How many fewer people like pears than bananas? fewer people
C Mixed Review
Solve.
5. 6¢ + 7¢ = ¢ 4¢ + 8¢ = ¢
6. 2¢ + 5¢ = ¢ 3¢ + 7¢ = ¢
7. 3¢ + 4¢ = ¢ 9¢ + 8¢ = ¢177107
1213
5
6
NameLESSON 6.1
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Practice PW27
applespears
NameLESSON 6.2
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PW28 Practice
Bar GraphUse the graph to answer the questions.
Hours Playing Tennis Each Week109876543210
Ali Jenny Ben Eric Ann
1. How many hours does Ann spend playingtennis each week? hours
2. Who spends the fewest hours playing tennis?
3. Who spends one more hour than Ben playing tennis?
4. How many more hours does Ann spend playing tennis than Jenny? more hours
C Mixed Review
Write true or false.
5. 12 > 5 4 > 2
6. 13 < 4 12 > 14
1
7
Ben
Eric
true true
false false
Problem Solving • Use a GraphJamie’s class made a tally chart and a graph to find out the children’s favorite hobbies.
Our Favorite Hobbies
Computer Games
Hiking
Reading
Music
Use the graph to answer the questions.
1. Which is the favorite hobby in the class?
2. Which is the least favorite hobby?
3. How many children in all like computer games or reading? + =
4. How many children like hiking or music? + =
5. How many more like reading than music? – =
6. How many more like hiking than computer games? – = 5510
538
13310
1385
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Practice PW29
NameLESSON 6.3
Our Favorite Hobbies11109876543210
Computer Hiking Reading MusicGames
hiking
music
Take a SurveyWhich color do your classmates like best? Take a survey and make a graph to find out.1. Ask 10 people which color is their favorite.
Fill in the tally table to show their answers.
Favorite Colors
red Answers will vary. Make sure
green that relationships between
blue survey and graph and graph
yellow and questions make sense.
2. Use the tally table to fill in the graph.
Favorite Colors
0 1 2 3 4 5 6 7 8 9 10
3. How many people like blue best? people
4. Which color do the most people like best?
5. Which color do the fewest people like best?
6. How many people in all like blue and red best? people5
2
NameLESSON 6.4
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PW30 Practice
red
green
blue
yellow
Answers will vary.
yellow
green
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Practice PW31
NameLESSON 6.5
Interpret DataUse the table to fill in the bar graph.
Number ofChildren in the Art Club
Class 2A 14
Class 2B 10
Class 2C 6
Number of Children in the Art Club
Class 2A
Class 2B
Class 2C
0 2 4 6 8 10 12 14
Key: Each stands for 2 children.
1. Which class has the least numberof children in the art club? Class
2. How many children from 2B are in theart club? children
3. How many children from 2A and 2C are in the art club? children
4. What is the difference between the number of children in class 2A and 2B? children4
20
10
2C
16
NameLESSON 6.6
Use Pictographs
Children Who Ridethe Bus to School
Room 201
Room 202
Room 203
Use the tally table to fill in the pictograph.
Draw 1 for every 2 children.
Children Who Ride the Bus to School
Room 201
Room 202
Room 203
Key: Each stands for 2 children.
Use the pictograph to answer the questions.
1. How many children in Room 203 ride the bus? children
2. Which room has the fewest children who ride the bus?
3. How many more children in Room 202ride the bus than in Room 203? more children
4. How many children in Rooms 201 and202 ride the bus? children18
6
4©
Har
cour
t
PW32 Practice
Room 203
Pennies, Nickels, and Dimes
C VocabularyWrite the value.
1.
1 penny = ¢ 1 nickel = ¢ 1 dime = ¢
Count on to find the total amount.
2.
¢, ¢, ¢, ¢, ¢, ¢ ¢
3.
¢, ¢, ¢, ¢, ¢, ¢ ¢
4.
¢, ¢, ¢, ¢, ¢, ¢ ¢
CMixed ReviewComplete.
5. 12, , 18, 21 25, 30, , 40
6. , 50, 60, 70 32, , 36, 383440
3515
51515040302010
31313025201510
41414035302010
1051
NameLESSON 6.1
NameLESSON 7.1
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Practice PW33
or or or
Quarters and Half-DollarsCount on to find the total amount.
1.
¢, ¢, ¢, ¢, ¢, ¢ ¢
2.
¢, ¢, ¢, ¢, ¢, ¢ ¢
3.
¢, ¢, ¢ ¢
4.
¢, ¢, ¢, ¢, ¢ ¢
CMixed ReviewSolve.
5. 4 + 8 = 1 7 + 6 = 1 8 + 7 =
6. 15 – 7 = 1 12 – 7 = 14 – 6 = 858151312
727271706050
76767550
48484746453525
61616055453525
NameLESSON 6.2
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PW34 Practice
NameLESSON 7.2
Count CollectionsDraw and label the coins in order from greatest to least value. Find the total amount.
1.
25¢ 10¢ 10¢ 5¢ ¢
2.
25¢ 5¢ 5¢ 5¢ 1¢ ¢
3.
50¢ 5¢ 1¢ 1¢ 1¢ ¢
CMixed ReviewWrite > or <.
4. 87 > 75 27 < 29 13 > 9
5. 61 < 69 47 > 42 14 > 8
6. 22 > 18 92 < 99 64 < 66
58
41
50
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Practice PW35
NameLESSON 7.3
NameLESSON 7.4
1 Dollar
C Vocabulary
Circle the answer.
1. One dollar = 10 pennies or 100 pennies
Use coins. Show ways to make $1.00. Write how many of each coin.
2. 1 1 1 2 5
3. 1 2
4. 3 2 1
5. 2 5
6. 2 4 1 5
CMixed ReviewWrite even or odd.
17. 17 18 19
18. 26 38 30
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PW36 Practice
Answers will vary.Possible answersinclude:
odd even odd
even even even
Problem Solving • Draw a PictureToys Price
yo-yo 69¢
ring 25¢
ball 93¢
boat 75¢
Use the table to solve the problems.Choose coins to buy each toy.Draw the coins you used. Coin combinations may vary.
1. a boat
2. a ring
3. a ball
4. a yo-yo
©H
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Practice PW37
NameLESSON 7.5
25¢
1¢1¢1¢1¢5¢10¢50¢
50¢ 25¢ 10¢ 5¢ 1¢ 1¢1¢
10¢ 5¢10¢
25¢25¢
Make the Same AmountsUse coins. Show the amount of money in two ways.Draw and label each coin.
1.
65¢
2.
47¢
3.
89¢
C Mixed Review
Solve.
4. 12 – 3 = 9 + 5 = 7 + 7 =
5. 12 – 9 = 16 – 8 = 13 – 13 =
6. 7 + 9 = 9 + 9 = 9 + 8 = 171816083
14149
NameLESSON 6.2
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PW38 Practice
NameLESSON 8.1
25¢
25¢
25¢50¢ 50¢
25¢ 25¢10¢
10¢
10¢ 10¢
10¢
10¢
10¢
10¢
10¢
10¢ 10¢
10¢10¢
10¢
1¢1¢
1¢
1¢1¢
1¢
1¢1¢1¢ 1¢1¢
1¢
5¢
5¢
5¢
10¢
Answers will vary.
©H
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Practice PW39
NameLESSON 8.2
Same Amounts Using Fewest CoinsWrite the amount. Then show the same amount with the fewest coins. Draw and label each coin.
1.
¢
2.
¢
3.
¢75
90
60
50¢
50¢
50¢
10¢
10¢
5¢
25¢
25¢
NameLESSON 8.3
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PW40 Practice
Compare Amounts to PricesWrite the amount.Write the names and prices of foods you could buy.
Answers will vary.
1. ¢
¢ 2. ¢
3. ¢
¢ 4. ¢
5. ¢
¢ 6. ¢
C Mixed Review
Write > or <.
7. 88 98 62 59 27 25>><
97Peanut Butter97
95Bread
79Banana85
83Cheese
58Ice Cream80
65Fruit Bar
©H
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Practice PW41
NameLESSON 8.4
Make Change
Count on from the price to find the change.Start with pennies first. Then use nickels or dimes.
1. You have 55¢. You buy
¢, ¢, ¢
Your change is .
2. You have 50¢. You buy
¢, ¢, ¢
Your change is .
3. You have 70¢. You buy
¢, ¢, ¢, ¢
Your change is .
C Mixed Review
Solve.
4. 7 + = 15 6 + = 14 6 + = 12
5. 16 – = 8 12 – = 7 14 – = 8
6. 9 + = 15 5 + = 14 9 + = 18996
658
688
13¢
70605958
7¢
504544
12¢
554544
10¢
1¢ 1¢
1¢ 1¢ 1¢
1¢ 1¢
10¢
5¢
43¢
43¢
57¢
NameLESSON 8.5
Problem Solving • Make a List There are 5 coins in Lisa’s bag.None of the coins is greater than 10¢.What coins could there be?Make a list to find out.
dimes nickels pennies total amount
5 0 0 50¢
4 1 0 45¢
3 2 0 40¢
2 3 0 35¢
1 4 0 30¢
0 3 2 17¢0 2 3 13¢0 1 4 9¢0 0 5 5¢
C Mixed Review
Solve.
1. , 10, 11, 12 2. 1, 2, , 4, 5
3. 7, , 9, 10 4. 10, , 12, 13118
39 ©H
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PW42 Practice
Possible answers are given.
©H
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Practice PW43
NameLESSON 9.1
Tell Time to 5 MinutesWrite the time.
2:00
2:15
2:30
2:05
2:20
2:35
2:10
2:25
2:40
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
44, 46, 48, 504.
12, 14, 16, 185.
21, 23, 25, 276.
70, 80, 90, 100
75, 80, 85, 90
9, 12, 15, 18
1.
2.
3.
C Mixed ReviewComplete the pattern.
28, 38, 48, 587. 66, 68, 70, 72
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PW44 Practice
NameLESSON 9.2
Time After the HourDraw the minute hand to show the time.Write the time.
7:05
2:15
4:45
12:15
7:40
2:20
3:30
8:30
7:25
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
5 � 10 � 1510.
11. 9 � 3 � 1210 � 6 � 4
10 � 5 � 15
1.
4.
7. 25 minutes after 720 minutes after 245 minutes after 4
half past 840 minutes after 7quarter past 2
30 minutes after 315 minutes after 122.
5.
8.
3.
6.
9.
5 minutes after 7
C Mixed ReviewSolve.
16 � 8 � 8
11 � 5 � 6
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Practice PW45
NameLESSON 9.3
Time Before the HourDraw the minute hand to show the time.Write the time.
15, 20, ,30, 352510.
15, 18, 21, 24, 2712.
,40, 50, 60, 7030
6, ,10, 12, 14811.
13.
8:55
5:50
6:40
4:45
1:45
7:55
3:40
12:35
2:45
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
1.
4.
7. quarter to 35 minutes before 8
20 minutes before 7
25 minutes before 1quarter to 210 minutes before 6
20 minutes before 415 minutes before 52.
5.
8.
3.
6.
9.
5 minutes before 9
C Mixed ReviewFill in the pattern.
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PW46 Practice
NameLESSON 9.4
Practice Telling TimeWrite the time.
4:45
3:25
7:45
1:15
8:10
2:30
9:30
11:20
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
1.
2.
3.
5:40 10:05 6:35
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
4.
10:15
8910
11 12
7 6 543
21
C Mixed ReviewWrite > or <.
36 635. 22 12 66 56< > >
NameLESSON 10.1
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Practice PW47
Daily EventsWrite the correct time.Circle A.M. or P.M.
1. eat breakfast
A.M. P.M.3. read before bed
A.M. P.M.
5. have recess
A.M. P.M.
2. go to school
A.M. P.M.4. eat lunch at school
A.M. P.M.
6. go to practice
A.M. P.M.3:45
12:15
8:25
1:30
8:00
7:45
C Mixed Review Complete the pattern.
7. 20, 25, 30, 6, 8, 10, 15, 17, 19,
8. 12, 15, 18, 80, 90, 100, 55, 60, 65, 7011021211235
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
8910
11 12
7 6 543
21
NameLESSON 10.2
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PW48 PracticePW48 Practice
Problem Solving • Use a ModelUse a to help solve the problem.
Write how much time has passed.
8910
11 12
7 6 543
21
1. Sam begins to play tennis at3:30 P.M. He finishes playingat 4:30 P.M. How much timehas passed?
hour
3. Bill takes a nap at 3:15 P.M. Hewakes up at 4:00 P.M. Howmuch time has passed?
minutes
5. Allison begins to read herbook at 4:00 P.M. She finishesthe book at 6:00 P.M. Howmuch time has passed?
hours
7. Andy takes a bath at 7:45 P.M.He gets out of the bath at 8:00P.M. How much time haspassed?
minutes
2. June begins to eat lunch at12:10 P.M. She finishes at12:30 P.M. How much time haspassed?
minutes
4. Sue’s family takes a trip to thebeach. The family leaveshome at 9:15 A.M. They get tothe beach at 12:15 P.M. Howmuch time has passed?
hours
6. Ali delivers newspapers.He begins at 6:30 A.M. Hefinishes at 7:30 A.M. Howmuch time has passed?
hour
8. The children play in the yard.They begin to play at 11:30 A.M.They finish at 2:30 P.M. Howmuch time has passed?
hours3
1
3
20
15
2
45
1
C Mixed Review What number comes between?
9. 69, , 71 33, , 35 29, , 31
10. 3, , 5 89, , 91 79, , 8180904303470
1. At the end of which monthdoes the year end?
3. Which month follows July?
5. How many Saturdays are inthe month of April?
2. What is the third month of theyear?
4. What day is one week beforeSeptember 12?
6. How many days are in themonth of April?
30
September 5
March
four
August
December
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Practice PW49
NameLESSON 0.0
Practice PW49
LESSON 10.3
Use a CalendarUse the calendar to answer the questions.
C Mixed Review Complete the pattern.
7. 15, 20, 25, 24, 26, 28, ,
8. 43, 53, 63, 13, 16, 19, , 252273323030
NameLESSON 10.4
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PW50 Practice
Estimate TimeAbout how long will it take? Circle the reasonable estimate.
PW50 Practice
1.
take out the garbage
5 minutes 5 days
3.
do homework
2 minutes 2 hours
5.
drink a glass of milk
3 minutes 3 months
2.
wash the dishes
30 hours 30 minutes
4.
walk to school
10 days 10 minutes
6.
write a letter
15 minutes 15 weeks
C Mixed Review What number comes between?
7.14, , 16 19, , 21 29, , 31
8. 89, , 91 40, , 42 66, , 68674190302015
Practice PW51
Time RelationshipsWrite more than, less than, or the same as for each sentence.
2. It takes Pam 30 minutes towalk her dog.
This is 1 hour.
4. Annie plays tennis for 1 hour.
This is 60 minutes.
1. Steve plays ball after schoolevery day for 4 straight days.
This is 1week.
3. Tim goes to summer camp for45 days.
This is 1 month.
5. The soccer game lasted for2 hours.
This is 1 day.less than
more than
less than
the same as
less than
C Mixed Review What number comes between?
6. 13, , 11 86, , 84 56, , 58
7. 55, , 53 98, , 96 49, , 51509754578512
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Practice PW51
NameLESSON 10.5
Time RelationshipsThere are 60 minutes in 1 hour.
There are 24 hours in 1 day.
There are 7 days in 1 week.
There are 28, 30, or 31 days in 1 month.
There are 12 months in 1 year.
There are about 52 weeks in 1 year.
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NameLESSON 11.1
Add Tens Add.
1. 2.
3. 4.
5. 6.
7. 8.
C Mixed Review
Solve.
9. 8 + 8 = 7 + 4 = + 6 = 13
10. + 7 = 15 3 + 7 = + 6 = 15
11. 9 + = 15 7 + = 14 9 + = 12376
9108
71116
2 2 tens 20+ 4 + 4 tens + 40
6 6 tens 60
7 7 tens 70+ 2 + 2 tens + 20
9 9 tens 90
4 4 tens 40+ 3 + 3 tens + 30
7 7 tens 70
1 1 tens 10+ 4 + 4 tens + 40
5 5 tens 50
5 5 tens 50+ 4 + 4 tens + 40
9 9 tens 90
6 6 tens 60+ 1 + 1 tens + 10
7 7 tens 70
8 8 tens 80+ 0 + 0 tens + 30
8 8 tens 80
5 5 tens 50+ 3 + 3 tens + 30
8 8 tens 80
PW52 Practice
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Count on Tens and OnesCount on to add.
1.
2.
3.
4.
C Mixed Review
What comes next? Write the number.
5. 3, 6, 9, 7, 8, 9, 22, 24, 26,
6. 25, 30, 35, 20, 30, 40, 10, 12, 14, 165040
281012
NameLESSON 11.2
30 75 61 54 18+39 +03 +30 +02 +2069 78 91 56 38
1 44 67 83 02+29 +20 +10 +03 +41
30 64 77 86 43
90 03 54 74 38+03 +18 +30 +02 +10
93 21 84 76 48
32 21 36 55 67+59 +03 +20 +10 +02
61 24 56 65 69
Practice PW53
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PW54 Practice
NameLESSON 11.3
Model Adding 1-Digit to 2-DigitsUse Workmat 3 and .
1.
16 + 7 Yes No tens ones
2.
34 + 7 Yes No tens one
3.
46 + 4 Yes No tens ones
4.
63 + 5 Yes No tens ones
5.
38 + 5 Yes No tens ones
C Mixed Review
Solve.
6. 13 – 7 = 10 – 10 = 14 – 7 =
7. 15 – 8 = 16 – 8 = 12 – 5 = 787
706
34
86
05
14
32
Show.Add the ones. Are there10 or more ones? If so,
regroup 10 ones as 1 ten.
Write how many tens and ones.
NameLESSON 11.4
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Practice PW55
Model 2-Digit AdditionUse Workmat 3 and .
1.
Yes No
2.
Yes No
3.
Yes No
4.
Yes No
5.
Yes No
C Mixed Review
Solve.
6. 10 – 2 = 11 – 7 = 15 – 8 =
7. 7 + 7 = 6 + 8 = 9 + 4 = 131414
748
tens ones
tens one
tens ones
tens ones
tens ones69
28
99
15
34
Checkchildren’s
models.
27 + 16
35 + 16
44 + 55
57 + 25
62 + 34
Show.Add the ones. Are there10 or more ones? If so,
regroup 10 ones as 1 ten.
Write how many tens and ones.
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PW56 Practice
NameLESSON 11.5
Problem Solving • Make a ModelUse Workmat 3 and .Add. Regroup if you need to.Write the sum.
1. The sports store sold 13 mitts lastweek and 17 mitts this week. Howmany mitts were sold?
mitts
2. There are 20 baseball bats for saleon the shelf. There are 19 bats in theback room. How many bats are forsale in all?
bats
3. One box holds 18 baseballs.Another box holds 23 baseballs.How many baseballs are there in all?
baseballs
4. 19 children buy baseball caps onMonday. 16 children buy caps onTuesday. How many caps were soldin all?
caps35
41
39
30
tens ones
1 3+1 7
3 0
tens ones
2 0+1 9
3 9
tens ones
1 8+2 3
4 1
tens ones
1 9+1 6
3 5
1
1
1
NameLESSON 12.1
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Practice PW57
Add 2-Digit NumbersUse Workmat 3 and .Add. Regroup if you need to.
C Mixed Review
Write the number.
13. 5 tens 5 ones � 3 tens 7 ones �
14. 6 tens 3 ones � 4 tens 5 ones � 45633755
1. 2. 3. 4.
5. 6. 7. 8.
9. 10. 11. 12.
1
Tens Ones
5 1
+ 9
6 0
1
Tens Ones
4 4
+ 8
5 2
1
Tens Ones
1 1
+4 9
6 0
1
Tens Ones
3 5
+1 9
5 4
1
Tens Ones
1 5
+ 8
2 3
1
Tens Ones
1 4
+2 9
4 3
1
Tens Ones
3 8
+ 6
4 4
1
Tens Ones
6 1
+ 9
7 0
1
Tens Ones
2 7
+ 9
3 6
1
Tens Ones
7 7
+ 7
8 4
1
Tens Ones
4 9
+4 1
9 0
Tens Ones
2 3
+3 4
5 7
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NameLESSON 12.2
More 2-Digit AdditionUse Workmat 3 and .Add. Regroup if you need to.
1. 2. 3. 4.
5. 6. 7. 8.
9. 10. 11. 12.
1
Tens Ones
2 8
+4 5
7 3
1
Tens Ones
3 5
+2 6
6 1
1
Tens Ones
7 5
+1 6
9 1
1
Tens Ones
1 4
+3 6
5 0
1
Tens Ones
6 7
+1 9
8 6
1
Tens Ones
4 2
+1 9
6 1
1
Tens Ones
5 7
+3 8
9 5
1
Tens Ones
4 6
+2 5
7 1
1
Tens Ones
4 4
+1 7
6 1
1
Tens Ones
2 6
+2 6
5 2
Tens Ones
5 7
+2 2
7 9
1
Tens Ones
5 9
+1 8
7 7
PW58 Practice
C Mixed Review
Solve.
13. 3+ 9
12
6+ 4
10
7+ 7
14
9+ 8
17
7+ 6
13
4+ 8
12
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Practice PW59
NameLESSON 12.3
Rewrite 2-Digit AdditionRewrite the numbers in each problem.Then add.
1. 2. 3. 4.
5. 6. 7. 8.
9. 10. 11. 12.
1
Tens Ones
5 3
+1 8
7 1
1
Tens Ones
3 8+2 9
6 7
1
Tens Ones
1 7+ 7
2 4
Tens Ones
2 6+1 3
3 9
Tens Ones
4 4+4 4
8 8
Tens Ones
6 6+1 3
7 9
53 + 18 17 + 7 38 + 29
44 + 44 37 + 53
26 + 13
1
Tens Ones
4 6+4 4
9 0
Tens Ones
8 1+1 2
9 3
1
Tens Ones
5 7+ 8
6 5
1
Tens Ones
5 9+1 9
7 8
1
Tens Ones
2 3+3 9
6 2
1
Tens Ones
3 7+5 3
9 0
C Mixed Review
Solve.
13. 14� 5
9
13� 7
6
10� 3
7
16� 7
9
15� 9
6
23 + 39 66 + 13
59 + 19 57 + 8 81 + 12 46 + 44
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PW60 Practice
Problem Solving • Estimate SumsUse the number line to round. Show your addition problem.
NameLESSON 12.4
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
1. Lou has 27 apples. Bobby gives him22 apples. About how many applesdoes Lou have?
apples50
2. Brenda has 33 oranges. Sally givesher 39 oranges. About how manyoranges does Brenda have?
oranges70
3. Steve has 26 peaches. Jill gives him34 peaches. About how manypeaches does Steve have?
peaches60
4. Emma has 21 pears. She buys 38more pears. About how many pearsdoes Emma have?
pears60
30�40
70
30 � 20
50
30�30
60
20�40
60
Estimate
NameLESSON 13.1
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Practice PW61
More 2-Digit AdditionAdd.
1.
2.
3.
1
tens ones tens ones tens ones tens ones
5 3
+2 7
8 0
1
3 5
+3 6
7 1
7 2
+2 6
9 8
1
4 3
+1 9
6 2
1
6 5
+1 7
8 2
1
1 4
+ 2 7
4 1
1
2 5
+1 5
4 0
6 1
+3 5
9 6
1
2 8
+2 7
5 5
1
3 6
+4 5
8 1
1
2 8
+3 2
6 0
1
1 8
+1 5
3 3
C Mixed ReviewSolve.
4. 2 � 7 � 7 � 1 � 4 � 3 �
5. 52 � 3 � 36 � 2 � 61 � 8 � 693855
789
tens ones tens ones tens ones tens ones
tens ones tens ones tens ones tens ones
22 � 35 =
� =
� =
� = 57750752503020
17 � 56 =
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NameLESSON 13.2
1.
Use Mental Math to Find SumsUse mental math to add.
PW62 Practice
C Mixed ReviewSolve.
7. 17 � 5 � 42 � 6 � 6 � 22 �
8. 55 � 3 � 27 � 2 � 18 � 4 � 142552
284822
2.
4.3.
5. 6.
73Think.
57
51 � 20 =
� =
� =
� = 71170101702050
Think.
71 48 � 47 =
� =
� =
� = 9515801578804040
Think.
95
32 � 48 =
� =
� =
� = 8010701082704030
Think.
80 57 � 41 =
� =
� =
� = 98890817904050
Think.
98
Think.Add the tens. 10 � 50 = 60
Then add the ones. 7 � 6 = 13Add the tens and ones.
60 � 13 = 73
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Practice PW63
NameLESSON 13.3
1.
2.
3.
4. 19+ 1130
63+ 0871
56+ 2884
18+ 2240
75+ 1893
17+ 3653
43+ 1962
26+ 4672
35+ 1449
56+ 0460
47+ 1764
65+ 3297
16+ 4662
39+ 4685
22+ 1032
71+ 1990
57+ 2885
49+ 12
61
12+ 1527
25+ 18
43
Practice Adding 2-Digit NumbersLook at the tens. In each row, circle in red the problem that will havethe greatest sum. In each row, circle in blue the problem that willhave the least sum. Then add.
C Mixed Review
Solve.
5. 51+ 556
60+ 767
24+ 327
48+ 149
11 1 1
1 1 1
1 1 1
1 1 1
1
1 1
blue
blue
red
red
blue
blue
red
red
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PW64 Practice
Problem Solving • Make and Use a GraphThe second grade class decided to plant flowers around the school.
1. Complete the graph to showhow many children plantedeach kind of flower.
NameLESSON 13.4
children262. How many children in allplanted pansies and daisies?
3. How many children in allplanted roses and tulips?
4. How many children in allplanted flowers?
Use the graph to answer the questions.
children33
children59
�
roses
pansies
tulips
daisies
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
Flowers
NameLESSON 14.1
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Practice PW65
Subtract TensSubtract.
C Mixed ReviewSolve.
09. 7 � 4 � 7 � 2 � 9� 5 �
10. 6 � 3 � 12� 7 � 10� 6 �
11. 8 � 4 � 5� 2 � 4 � 1 � 5712453453
1.
3.
5.
7.
2.
4.
6.
8.
5� 4
1
5 tens� 4 tens
1 ten
50� 40
10
6� 3
3
6 tens� 3 tens
3 tens
60� 30
30
9� 5
4
9 tens� 5 tens
4 tens
90� 50
40
7� 3
4
7 tens� 3 tens
4 tens
70� 30
40
8� 2
6
8 tens� 2 tens
6 tens
80� 20
60
4� 1
3
4 tens� 1 tens
3 tens
40� 10
30
3� 3
0
3 tens� 3 tens
0 tens
30� 30
0
2� 0
2
2 tens� 0 tens
2 tens
20� 0
20
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NameLESSON 14.2
PW66 Practice
C Mixed ReviewSolve.
5. 15� 10 � 12� 8 � 16 � 13 �
6. 11� 7 � 12� 6 � 15� 8 �
7. 17� 5 � 15�13 � 14�11 �
8. 16� 9 � 14� 7 � 13�10 � 377
3212
764
345
Mental Math: Count Back Tens and OnesCircle the problems you would solve by countingback by tens. Then subtract.
1.
2.
3.
4. 87� 5
82
42� 10
32
78� 30
48
35� 2
33
59� 10
49
18� 3
15
44� 20
24
36� 6
30
99� 4
95
89� 70
19
65� 30
35
48� 3
45
22� 10
12
77� 5
72
52� 40
12
66� 20
46
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Practice PW67
NameLESSON 14.3
Regroup Tens as OnesUse Workmat 3 and .
C Mixed Review
Solve.
6. 7� 6 � 9� 2 � 8� 6 �
7. 8� 8 � 4� 8 � 9� 5 �
8. 5� 7 � 11� 5 � 3� 7 � 101612
141216
141113
Subtract. Do you need toregroup?
Subtract. Write howmany are left.
1. 24 � 8 � Yes No tens ones6116
2. 32 � 5 � Yes No tens ones7227
3. 23 � 9 � Yes No tens ones4114
4. 70 � 8 � Yes No tens ones2662
5. 55 � 2 � Yes No tens ones3553
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PW68 Practice
Model 2-Digit SubtractionUse Workmat 3 and .
NameLESSON 14.4
C Mixed ReviewSolve.
7. 12� 7 � 16� 7 � 15� 7 �
8. 13� 5 � 17� 9 � 14� 7 �
9. 11� 9 � 10� 3 � 13� 9 � 472
788
895
Subtract. Do you need toregroup?
Write how manyare left.
1. 36 � 8 � Yes No 2828
2. 54 � 26 � Yes No 2828
3. 75 � 44 � Yes No 3131
4. 63 � 28 � Yes No 3535
5. 33 � 15 � Yes No 1818
6. 47 � 18 � Yes No 2929
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Practice PW69
NameLESSON 14.5
Practice Modeling 2-Digit SubtractionUse Workmat 3 and .Find the difference.
Tens Ones
5 0
� 1 9
3 1
Tens Ones
3 3
� 1 8
1 5
Tens Ones
2 5
� 1 7
8
Tens Ones
4 8
� 2 5
2 3
C Mixed ReviewSolve.
13. 36 �4 � 19 �2 � 6 �42 �
14. 5 �30 � 46 �6 � 75 �6 � 815235
482140
1. 2. 3. 4.4 10 1 15 2 13
Tens Ones
3 5
� 2 5
1 0
Tens Ones
5 6
� 2 8
2 8
Tens Ones
1 9
� 1 3
6
Tens Ones
4 4
� 2 8
1 6
5. 6. 7. 8.3 14 4 16
Tens Ones
4 2
� 3 4
8
Tens Ones
2 7
� 1 8
9
Tens Ones
5 6
� 3 6
2 0
Tens Ones
3 7
� 2 2
1 5
9. 10. 11. 12.3 12 1 17
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PW70 Practice
NameLESSON 15.1
Subtract 2-Digit NumbersCircle the problems in which you need to regroup.Subtract. Regroup if you need to.
C Mixed Review
About how much time will it take? Circle your answer.
4. to snap your fingers second minute hour
5. to take a deep breath second minute hour
6. to watch a movie second minute hour
7. to wash your hands second minute hour
1.
2.
3.
3
4 5� 2 8
1 7
8
9 4� 2 8
6 6
5
6 5� 4 7
1 8
tens ones
5 9� 1 9
4 0
6
7 7� 1 9
5 8
7
8 3� 2 8
5 5
4
5 0� 2 5
2 5
7
8 7� 1 8
6 9
8
9 5� 3 7
5 8
4
5 1� 3 2
1 9
3
4 0� 1 3
2 7
5 3� 2 0
3 3
15 1415
17 10 13
11 15 17 10
tens ones tens ones tens ones
tens onestens ones tens ones tens ones
tens ones tens ones tens ones tens ones
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Practice PW71
NameLESSON 15.2
Rewrite 2-Digit SubtractionRewrite the numbers in each problem. Then subtract.1.
2.
3.
5
6 1
� 3 7
2 4
3
4 0� 2 9
1 1
8
9 5� 4 8
4 7
7 7� 7 1
6
5
6 4� 2 7
3 7
5
6 2� 3 3
2 9
7
8 2� 3 4
4 8
6
tens ones
7 1� 6 9
2
7
8 6� 8
7 8
5
6 3� 3 7
2 6
2
3 3� 1 5
1 8
6 2� 2 2
4 0
11 1015
14 13 12
13 16 11 12
61 � 37
62 � 33
95 � 48 40 � 29
64 � 27 62 � 22 33 � 15
77 � 71
63 � 37 86 � 8 71 � 69 82 � 34
C Mixed Review
Complete the pattern.
4. 30, 40, 50, 60, 8, 10, 12, 14,
5. 12, 15, 18, 21, 60, 70, 80, 90, 100241670
tens ones tens ones tens ones tens ones
tens ones tens ones tens ones tens ones
tens ones tens ones tens ones tens ones
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PW72 Practice
NameLESSON 15.3
C Mixed Review
Write the amount.
20.
� 69¢
More 2-Digit SubtractionsCircle the problems in which you need to regroup.Then subtract.
01. 2. 3. 4.
05. 6. 7. 8. 9.
10. 11. 12. 13. 14.
15. 16. 17. 18. 19.74� 56
18
43� 16
27
61� 37
24
94� 45
49
66� 49
17
82� 65
17
54� 43
11
45� 27
18
97� 29
68
78� 59
19
82� 54
28
51� 32
19
45� 28
17
67� 29
38
50� 19
31
48� 25
23
56� 28
28
33� 18
15
80� 75
5
Regroup ifyou need to.
2 13 4 16 4 10
5 17 3 15 4 11 7 12 6 18
8 17 3 15 7 12 5 16
8 14 5 11 3 13 6 14 7 10
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Practice PW73
NameLESSON 15.4
C Mixed ReviewSubtract.
05. 50 � 15 � 0 35 � 10 � 0 55 � 25 �
06. 40 � 20 � 0 30 � 5 � 60 � 30� 302520
302535
Problem Solving • Estimate DifferencesEstimate by rounding. Then solve.
estimate1. Kim is reading a magazine. Themagazine has 57 pages. She hasread 38 pages. How many pagesdoes Kim have left?
pages
2. Jim is reading a book. The book has52 pages. Jim has read 37 pages.How many pages does Jim have left?
pages
3. Kiki is reading a newspaper. Thenewspaper has 59 pages. Kiki hasread 37 pages. How many pagesdoes Kiki have left?
pages
4. There are 42 pages in a book. 29pages do not have pictures. Howmany pages have pictures?
pages13
22
15
19
solve
60� 40
20
57� 38
19
50� 40
10
52� 37
15
60� 40
20
59� 37
22
40� 30
10
42� 29
13
30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
4 17
4 12
3 12
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PW74 Practice
NameLESSON 15.5
Use Addition to Check SubtractionSubtract.Add to check.
C Mixed ReviewSolve.
13. 46 62 94 87 21 12
14. 43 52 73 75 89 99
15. 35 25 76 69 50 49>>>
<<<
>><
1. 2. 3.
4. 5. 6.
7. 8. 9.
10. 11. 12.
56� 11
45
45+ 11
56
34� 16
18
18� 16
34
19� 11
8
8� 11
19
78� 29
49
49� 29
78
94� 57
37
37� 57
94
47� 16
31
31� 16
47
41� 17
24
24� 17
41
37� 15
22
22� 15
37
85� 48
37
37� 48
85
99� 27
72
72� 27
99
85� 76
9
9� 76
85
51� 24
27
27� 24
51
2 14 1
6 18 1 8 14 1
3 11 1 7 15 1
NameLESSON 16.1
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Practice PW75
Use Mental Math to Find DifferencesUse what you learned to find the differences.
Try subtracting these numbers in your head.
38� 19
19
54� 29
25
24� 17
7
47� 29
18
64� 17
47
93� 78
15
42� 7
35
75� 29
46
03. 04. 05. 06.
07. 08. 09. 10.
Add the same number to both numbers Subtract
So,
So,
46� 18
28
74� 39
35
38� 19
38� 19
46 � 4 �2 48
18 � 4 �2 20
74 � 1 � 75
39 � 4 �1 40
20
48
28
40
75
35
1
1.
2.
46� 18
?
74� 39
?
Add more to make 18 a ten
C Mixed Review
11. How many tens are in 98?
12. How many ones are in 83?
13. How many tens are in 13?
14. How many ones are in 30? 0139
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NameLESSON 16.2
Practice Subtracting 2-Digit NumbersSubtract. Then use the code to read the message.
PW76 Practice
C Mixed Review Answers will vary.
Make these amounts, using the fewest coins. Draw the coins.1. 34¢ 2. 68¢ 3. 81¢
11 = a12 = b13 = c14 = d15 = e
16 = f17 = g18 = h19 = i10 = j
11 = k12 = l13 = m14 = n15 = o
16 = p17 = q18 = r19 = s20 = t
21 = u22 = v23 = w24 = x25 = y26 = z
I a
12� 3
9
10� 9
1
63� 50
13m
45� 20
25y
36� 18
18r
25� 20
5e
43� 21
22v
36� 32
4d
30� 15
15o
20� 515o
18� 11
7g
42� 34
8h
55� 35
20t
10� 9
1a
43� 30
13m
a
20� 19
1
40� 20
20t
1¢1¢1¢1¢1¢
1¢ 1¢ 1¢
10¢
5¢ 5¢5¢
25¢25¢
50¢
50¢
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Practice PW77
NameLESSON 16.3
Add and Subtract MoneyCircle the + or –. Then solve.
Remember: Use a cent signto add and subtract money.
C Mixed ReviewSolve.
5. 8 � 7 � 7 � 8 � 15 � 8 �
6. 15 � 7 � 7 � 6 � 6 � 7 �
7. 13 � 6 � 13 � 7 � 9 � 7 �
8. 7 � 9 � 16 � 7 � 16 � 9 � 7916
1667
13138
71515
95¢� 32¢
63¢
1.
2.
3.
4.
52¢� 27¢
79¢
67¢� 8¢
59¢
78¢� 59¢
19¢
86¢� 18¢
68¢
75¢� 24¢
99¢
25¢� 36¢
61¢
94¢� 48¢
46¢
46¢� 24¢
70¢
50¢� 38¢
88¢
74¢� 12¢
62¢
52¢� 49¢
3¢
89¢� 15¢
74¢
44¢� 37¢
81¢
62¢� 59¢
3¢
22¢� 77¢
99¢
5 17 6 18
7 16 8 141
1 4 12
1. How much money would youneed to buy a ball and awhistle?
+
724230
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PW78 Practice
NameLESSON 16.4
Problem Solving • Choose the OperationAdd or subtract. Write the sum or difference.
2. You have 75¢. You buy a pencil. How much money doyou have left?
3. You have 94¢. You buy a jet. How much money doyou have left?
6. You have 64¢. You buy a bagof popcorn. How muchpopcorn money do you haveleft?
4. How much money would youneed to buy a balloon and adrum?
5. How much money would youneed to buy a book andbrushes?
¢
�986335
You have
�194564
You have
�274875
You have
�98594
�842955
¢
¢
¢
¢
¢
¢
¢
¢
¢
¢
¢
¢
¢
¢
¢
¢
¢
30¢
42¢
48¢
35¢
85¢
55¢
29¢
45¢
63¢
Identify Plane Shapes1. Draw 5 rectangles.
Color them orange
2. Draw 3 circles.Color them blue.
3. Draw 4 ovals.Color them yellow.
4. Draw 1 triangle.Color it red.
5. Draw 2 squares.Color them green.
6. Draw 3 circles.Color them yellow.
7. Draw 5 squares.Color them red.
8. Draw 4 rectangles.Color them green.
9. Draw 1 oval.Color it blue.
10. Draw 2 triangles.Color them orange.
C Mixed Review
Solve.
11. 43 – 5 = 33 – 5 = 18 – 5 =
12. 27 – 5 = 41 – 5 = 94 – 5 =
13. 45 – 5 = 64 – 5 = 70 – 5 = 655940893622132838
NameLESSON 17.1
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Practice PW79
Check children’s drawings.
NameLESSON 17.2
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PW80 PracticePW80 Practice
Sides and Corners
Draw the Shape.
1.
6 sides 6 corners
3.
3 sides 3 corners
2.
4 sides 4 cornersAll 4 sides are the same length.
4.
4 sides 4 corners2 sides are long.2 sides are short.
Check children’s work.
C Mixed Review
Solve.
5.
6.
7. 36+ 18
54
38+ 14
52
50+ 17
67
25+ 50
75
43– 14
29
20– 9
11
32– 12
20
45– 5
40
38+ 16
54
26+ 20
46
46+ 9
55
37+ 10
47
©H
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Practice PW81
NameLESSON 0.0
Practice PW81
LESSON 17.3
Congruence and SymmetryDraw a line of symmetry.The two parts will be congruent.
1.
3.
2.
4.
C Mixed Review
5. 22 + 13 = 14 + 14 = 10 + 12 =
6. 30 – 15 = 26 – 10 = 20 – 12 =
7. 13 + 20 = 16 + 4 = 33 + 6 =
8. 24 – 12 = 35 – 15 = 40 – 25 = 152012
392033
81615
222835
Lines may vary.
NameLESSON 17.4
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PW82 Practice
Combine and Separate ShapesDraw a line or lines to separate the shape.
PW82 Practice
Answers will vary.
1.
3 triangles
3.
2 triangles
5.
4 triangles
2.
4 triangles
4.
4 squares
6.
2 triangles
C Mixed Review
Solve.
7. 16 + 5 = 37 + 3 = 18 + 7 =
8. 14 + 6 = 49 + 6 = 36 + 6 = 425520
254021
©H
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Practice PW83
NameLESSON 17.5
Practice PW83
Moving ShapesUse .Move the the same way as shown in the picture.Circle flip or turn to tell how you moved it.
1.
flip turn
3.
flip turn
5.
flip turn
2.
flip turn
4.
flip turn
6.
flip turn
C Mixed Review
7. 29 + 11 = 36 + 22 = 73 + 23 =
8. 43 + 37 = 18 + 12 = 65 + 24 = 893080
965840
Name LESSON 17.6
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PW84 PracticePW84 Practice
More About Moving Shapes
turn flip slide
Write the word that names the move.1.
4.
7.
2.
5.
8.
3.
6.
9.
slide flip turn
flip turn slide
turn flip slide
NameLESSON 18.1
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Practice PW85
Identify Solid Figures
C Mixed Review
Write >, <, or = in the circle.1
7. 44 < 54 82 > 28 21 = 21
8. 77 = 77 29 < 92 41 > 14
9. 10 > 7 33 > 31 19 = 19
Color the figures that are the same shape. Check children’s coloring.
1.0 02. 0
3. 04.
5.0 06. 0
rectangular sphere cones cylinders cubes pyramidsprisms
5.0
0
6.
1.0 02.
0
3. 04.
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NameLESSON 18.2
Make Plane ShapesLook a the plane shapes on the solid figure.Circle the solid figure you can use to trace the plane shapes.
PW86 Practice
C Mixed Review
27� 8
19
54� 9
45
51� 7
44
32� 6
26
37� 8
29
63� 8
55
44� 5
39
24� 4
20
95� 7
88
86� 8
78
117 4 14 2 17 2 12 4 11
5 13 3 14 7 16 8 15
©H
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Practice PW87
NameLESSON 18.3
Sort Solid FiguresComplete the chart. Write how many.
C Mixed ReviewHow much money is:
5. 4 5 = 6. 3 3 =
7. 3 3 = 8. 1 6 = 40¢18¢
78¢45¢
Solid figure Number of Number of Number of faces edges corners
1.
2.
3.
4.
rectangular faces edges corners
pyramid faces edges corners
cubefaces edges corners
spherefaces edges corners000
8126
585
8126prism
1.
Estimate: cubes
Count: cubes8
©H
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PW88 Practice
NameLESSON 18.4
Problem Solving • Make a Model
Estimate the number of . Then build the model.
Write how many you used. Estimates will vary.
2.
Estimate: cubes
Count: cubes12
4.
Estimate: cubes
Count: cubes7
6.
Estimate: cubes
Count: cubes9
3.
Estimate: cubes
Count: cubes15
5.
Estimate: cubes
Count: cubes15
C Mixed ReviewSolve.
5. 7 � 2 � 8 � 3 � 8 � 4 � 0
6. 12 �5 � 13 � 6 � 15 � 6 � 977
4119
NameLESSON 19.1
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Practice PW89
Nonstandard UnitsAbout how many small clips long is the feather? Predict. Then measure with a small clip to check.
1. 0 0 0
2.
3. 0
4. 0 0 0
Predict: about small clips
Check: about small clips4
Predict: about small clips
Check: about small clips2
Predict: about small clips
Check: about small clips5
Predict: about small clips
Check: about small clips3
Predictions will vary.
01. crayon
03. pencil
05. scissors
07. stapler
02. book
04. tape
06. marker
08. sheet of paper
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NameLESSON 19.2
Measure to the Nearest Inch.Work with a partner.Use an inch ruler to measure. Answers will vary.
PW90 Practice
C Mixed Review
Solve.
09. 65¢�23¢ � 64¢�25¢ � 71¢�12¢ �
10. 55¢�31¢ � 43¢�27¢ � 84¢�17¢ � 67¢16¢24¢
59¢39¢42¢
about___________ inches
about___________ inches
about___________ inches
about___________ inches
about___________ inches
about___________ inches
about___________ inches
about___________ inches
©H
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Practice PW91
NameLESSON 19.3
Inches and FeetAbout how long or high is the real object?Circle the closer estimate.
C Mixed ReviewSolve.
09. 25 � 7 � 35 � 8 � 47 � 6 � 0
10. 85 � 6 � 9 � 16 � 72 � 9 �
11. 44 � 8 � 56 � 9 � 61 � 7 �
12. 57 � 9 � 31 � 4 � 26 � 5 �
3279
52
2725
65
48 27
4163
68
31
01.
03.
05.
07.
02.
04.
06.
08.
about 8 inches
about 8 feet
about 9 inches
about 9 feet
about 3 inches
about 3 feet
about 4 inches
about 4 feet
about 5 inches
about 5 feet
about 10 inches
about 10 feet
about 1 inch
about 1 foot
about 4 inches
about 4 feet
©H
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PW92 Practice
NameLESSON 19.4
Centimeters and MetersWhich unit would you use to measure the real object?Circle the better unit of measure.
01.
03.
05.
07.
02.
04.
06.
08.
centimeters
meters
centimeters
meters
centimeters
meters
centimeters
meters
centimeters
meters
centimeters
meters
centimeters
meters
centimeters
meters
C Mixed Review
Solve.
09. 14¢ � 5¢ � 12¢ � 5¢ � 4¢ � 9¢ �
10. 8¢ � 7¢ � 9¢ � 6¢ � 8¢ � 8¢ �
11. 13¢ � 6¢ � 6¢ � 5¢ � 17¢ � 5¢ � 12¢11¢7¢
16¢3¢15¢
13¢7¢9¢
©H
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Practice PW93
NameLESSON 19.5
PerimeterMeasure each side. Write how many centimeters.Add to find the perimeter.
C Mixed ReviewSolve.
5. 43 � 9� 37 � 28 � 62 � 49 � 0
6. 72 � 15 � 42 � 8 � 53 � 7 �
7. 64 � 37� 51 � 14 � 85 � 17 � 683727
463457
13934
1. 0
2. 0
3.
4. 0
� � � � centimeters82222
� � � � centimeters165353
� � � centimeters15366
� � � � centimeters132452
©H
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PW94 Practice
NameLESSON 19.6
Problem Solving • Make Reasonable EstimatesAbout how long is the straw?Circle the most reasonable estimate.
about 3 inches about 6 inches about 12 inches
about 2 inches about 6 inches about 9 inches
about 1 inch about 2 inches about 6 inches
about 5 inches about 9 inches about 8 inches
about 2 inches about 4 inches about 7 inches
1 inch
01.0
02.0
03.0
04.0
05.0
1 inch
1 inch
1 inch
1 inch
C Mixed ReviewSolve.
09. 4 � 9 � 8 � 4 � 7 � 6 � 0
10. 14 �8 � 5 � 9 � 11 � 7 � 4146
13413
NameLESSON 20.1
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Practice PW95
Cups, Pints, and QuartsAbout how much does the container hold?Circle the reasonable estimate.
01.
03.
05.
07.
02.
04.
06.
08.
about 2 cups
about 16 cups
about 30 pints
about 6 pints
about 60 cups
about 8 cups
about 12 cups
about 50 cups
about 40 quarts
about 4 quarts
about 4 pints
about 10 pints
about 4 cups
about 40 cups
about 50 quarts
about 6 quarts
©H
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NameLESSON 20.2
PW96 Practice
C Mixed Review
Solve.
09. 76¢ � 27¢ � 53¢ � 39¢ �
10. 84¢ � 11¢ � 62¢ � 45¢ � 17¢95¢92¢49¢
LitersAbout how much does the container hold?Circle the more reasonable estimate.
01.
03.
05.
07.
02.
04.
06.
08.
about 35 liters
about 1 liter
about 40 liters
about 2 liters
about 25 liters
about 3 liters
about 3 liters
about 30 liters
about 4 liters
about 40 liters
about 2 liters
about 12 liters
about 20 liters
about 2 liters
about 30 liters
about 3 liters
©H
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Practice PW97
NameLESSON 20.3
Ounces and PoundsEstimate how much the real object weighs.
01. 02. 03.
04. 05. 06.
about 12 pounds
about 12 ounces
about 10 pounds
about 10 ounces
C Mixed Review
Write true or false.
7. 61¢ � 83¢ � 7¢ � 70¢ �
8. 94¢ � 37¢ � 79¢ � 96¢ �
9. 81¢ � 80¢ � 58¢ � 63¢ � falsetrue
truefalse
falsefalse
about 6 pounds
about 6 ounces
about 1 pound
about 1 ounce
about 2 pounds
about 2 ounces
about 20 pounds
about 2 ounces
©H
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PW98 Practice
NameLESSON 20.4
Grams and KilogramsWhich unit would you use to measure the mass?Circle that unit of measure.
C Mixed Review
Solve.
7. 61 � 52 � 73 � 36 � 85 � 38 �
8. 54 � 18 � 64 � 25 � 90 � 69 �
9. 92� 81 � 47 � 19 � 32 � 27 � 5281121393647379
1. 02.
3. 04.
05. 06.
kilograms
centimeters
grams
kilograms
centimeters
grams
grams
kilograms
liters
meters
centimeters
kilograms
grams
centimeters
liters
grams
liters
kilograms
©H
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Practice PW99
NameLESSON 20.5
TemperatureRead the temperature. Use a red crayon to color the thermometer to show the temperature.
C Mixed ReviewSolve.
7. 83 � 64� 91 � 43 � 80 � 58 � 0
8. 18 � 15 � 54 � 38 � 27 � 46�
9. 75 � 37� 61 � 16 � 52 � 38 � 144538
739233
224819
06.05. 0
1. 75° F 02.0 50° F 03.0 85° F 04.0 35° F
° F25 ° F90
Read the thermometer. Write the temperature.
–10
10
20
30
40
50
60
70
80
90
100
0
Fahrenheit
°F
–10
10
20
30
40
50
60
70
80
90
100
0
Fahrenheit
°F
–10
10
20
30
40
50
60
70
80
90
100
0
Fahrenheit
°F
–10
10
20
30
40
50
60
70
80
90
100
0
Fahrenheit
°F
–10
10
20
30
40
50
60
70
80
90
100
0
Fahrenheit
°F
–10
10
20
30
40
50
60
70
80
90
100
0
Fahrenheit
°F
©H
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PW100 Practice
NameLESSON 20.6
Problem Solving • Choose a Measuring Tool
Write the name of the tool you would use.
1. to find out how much milk isin a glass.
02. to find out the temperatureoutside the classroom.
3. to find out how long thebookshelf is.
04. to find out which watermelonis heavier.
thermometer
–10
10
20
30
40
50
60
70
80
90
100
0
Fahrenheit
°F
12
34
56
inches
scaleruler
cup
scale cup rulerthermometer
C Mixed ReviewSolve.
06. 60 � 34 � 44 � 52 � 0 61 � 23 �0
07. 13 � 73 � 40 � 18 � 25 � 31 �
NameLESSON 21.1
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Practice PW101
94
86
96
58 56
0tens10
ones100
Write how many hundreds, tens, and ones.
02.
03.
04.
05.
hundreds
tens
ones400
404
hundreds
tens
ones500505
hundreds
tens
ones700707
hundreds
tens
ones900909
84
HundredsC Vocabulary
Write the number.
1. One hundred �
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NameLESSON 21.2
PW102 Practice
Hundreds, Tens, and OnesWrite how many hundreds, tens, and ones. Then write the number.
C Mixed ReviewSolve.
5. 72 � 51 � 053 � 42 � 066 � 50 � 0
6. 12 � 9 � 015 �7 � 18 � 6 �
7. 57 � 24 � 89 � 15 � 64 � 33 �
21
21
11
22 24
16
1.
2.
3.
4.
379
231
153
426
33 74 31
hundreds tens ones
4 2 6
hundreds tens ones
1 5 3
hundreds tens ones
3 7 9
hundreds tens ones
2 3 1
©H
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Practice PW103
NameLESSON 21.3
Place ValueCircle the value of the underlined digit.
C Mixed ReviewWrite the missing number.
14. , 52, 53 17, , 19 63, , 65
15. 34, 35, 97, , 99 , 84, 850839836
641851
1. 364 02. 7010 3. 259
4. 548 05. 463 06. 172
7. 607 08. 914 09. 830
600 60 6 700 70 7 900 90 9
800 80 8 600 60 6 700 70 7
600 60 6 400 40 4 800 80 8
Circle the reasonable estimate.
10. Lee has teddy bears.
900 90 9
11. Paul and his mother checkedbooks out of the library.
1,000 10 1
12. The farmer harvested ears of corn from the field.
200 20 2
13. There are desks inthe classroom.
300 30 3,000
1. one hundred seventy-four 02. eight hundred five
3. five hundred twenty-eight 04. two hundred sixty-seven
0
5. five hundred thirty-six 06. nine hundred two
©H
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PW104 Practice
NameLESSON 21.4
Read and Write NumbersRead the number.Write it in different ways.
C Mixed Review
Write > or <.
7. 46 21 136 145 83 96
8. 36 45 71 52 19 14>><
<<>
� �
174
470100
Hundreds Tens Ones
1 7 4
� �
80550800
Hundreds Tens Ones
8 0 5
� �
528820500
Hundreds Tens Ones
5 2 8� �
267760200
Hundreds Tens Ones
2 6 7
� �
536630500
Hundreds Tens Ones
5 3 6� �
90220900
Hundreds Tens Ones
9 0 2
1. Which state has a number of pairs of bald eagles made up of 2 hundreds, 9 tens, and 1 one?
2. How many pairs of bald eagles are in Washington?
3. Which state has 143 pairs of bald eagles?
4. How many pairs of bald eagles are in Ohio?
5. Which state has 900 + 80 + 0 pairs of bald eagles?
6. Which state has 630 pairs of bald eagles?
7. How many pairs of eagles are in Michigan?
©H
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Practice PW105
NameLESSON 21.5
Problem Solving • Use a TableThis table tells the numberof pairs of bald eagles insome states.
Use the table to answerthe questions.
State Number of PairsCalifornia 143
Florida 980
Michigan 291
Ohio 47
Washington 630
Michigan
630
California
47
Florida
Washington
291
©H
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PW106 Practice
C Mixed ReviewSolve.
08. 23 � 62 � 35 � 55 � 14 � 71 � 0
9. 19 �47 � 77 �17 � 82 �11 �
10. 69 � 30 � 77 � 41 � 61 � 18 �
NameLESSON 22.1
100 Less, 100 More
Use to compare.Write the numbers that are 100 less and 100 more.
8566
909436
93
01.
02.
03.
04.
05.
06.
07.
99
85
43
100 Less Number 100 More
729
568
331
618
991
844
404204
644
791
418
131
368
529 629
468
231
518
891
744
304
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Practice PW107
NameLESSON 22.2
Compare Numbers: �, �, and �
Write greater than, less than, or equal to.Then write >, <, or =.
C Mixed ReviewSolve.
9. 14 � 81 � 44 � 44 � 8 � 61 �
10. 53 � 5 � 77 � 22 � 97 � 30 �
95
48
88
55 67
69
1. 02.
3. 04.
5. 06.
7. 08.
205 is 275.
205 275
less than
<
<
922 is 923.
922 923
less than
642 is 624.
642 624
greater than
>
737 is 737.
737 737
equal to
180 is 108.
180 108
greater than
>
379 is 319.
379 319
greater than
>
411 is 411.
411 411
equal to
=
859 is 959.
859 959
less than
=
<
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PW108 Practice
C Mixed ReviewWhat is the total amount?
13.
14.
NameLESSON 22.3
Order Numbers: Before, After, BetweenWrite the number that is just before, between, or just after.
11. 205, 12. , 445
13. 610, , 612 4. 149,
15. 78, , 80 16. 303, 0
17. , 520 18. 980, , 9820
19. 733, , 735 10. , 5170
11. , 137 12. 42, , 44043136
516734
981519
30479
150611
444206
¢27
¢56
205 206 207
©H
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Practice PW109
1.
2.
3.
04.
05.
NameLESSON 22.4
C Mixed Review
Solve.
06. 21¢ � 18¢ � ¢ 12¢ � 13¢ � ¢
17. 33¢ � 54¢ � ¢ 9¢ � 82¢ � ¢91872539
637 638 639 640 641 642 643 644 645 646 647 648 649 650 651
639 647 643 650,639 ,643 ,647 650
,637 ,640 ,648 649
,641 ,644 ,645 649
,639 ,642 ,645 651
,637 ,638 ,643 646
Order Numbers on a Number LineWrite the numbers in order from least to greatest.Use the number line to help you.
640 637 649 648
641 645 644 649
651 639 642 645
646 638 643 637
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PW110 Practice
NameLESSON 22.5
Problem Solving • Find a PatternFind the pattern. Write the rule.Continue the pattern.
01. Maria sees a pattern in the numbers 219, 217, 215.
The rule could be count .
02. Jamel sees a pattern in the numbers 961, 966, 971.
The rule could be count .
03. Ben sees a pattern in the numbers 846, 746, 646.
The rule could be count .
04. Sue sees a pattern in the numbers 107, 110, 113.
The rule could be count .
05. Hector sees a pattern in the numbers 489, 479, 469.
The rule could be count .back by 10
on by 3
back by 100
on by 5
back by 2
219, 217, 215, , , , 207209211213
961, 966, 971, , , , 991986981976
846, 746, 646, , , , 246346446546
489, 479, 469, , , , 429439449459
107, 110, 113, , , , 125122119116
©H
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Practice PW111
Explore FractionsWrite the number of parts.Are the parts equal? Circle yes or no .
C Mixed ReviewSolve.
7. 54 � 17 � 72 � 25 � 91 � 12 � 1039771
NameLESSON 23.1
1.
yes
no
parts
3.
yes
no
parts
5.
yes
no
parts10
9
6
2.
yes
no
parts
4.
yes
no
parts
6.
yes
no
parts3
8
7
©H
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PW112 Practice
Unit FractionsColor one part red.Write the fraction for the red part.
1. 2. 3.
4. 5. 6.
7. 8. 9.
C Mixed ReviewSolve.
10. 53 � 5 � 69 � 5 � 98 � 5 �
11. 74 � 5 � 87 � 5 � 46 � 5 � 418269
936448
110
15
19
12
17
16
18
13
l
4
NameLESSON 23.2
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Practice PW113
Other FractionsWrite the fraction for the shaded part.
1. 2. 3.
4. 5. 6.
7. 8. 9.
12
13
34
36
12
56
23
24
l
3
NameLESSON 23.3
C Mixed ReviewSolve.
10. 19 � � 8 30 � � 25 17 � � 8
11. 10 � � 7 12 � � 7 20 � � 10
12. 18 � � 11 14 � � 6 11 � � 5687
1053
9511
©H
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PW114 Practice
Compare Unit FractionsColor one part of each whole.Circle the fraction that is less.
1. 2.
3. 4.
C Mixed ReviewSolve.
5. 54 � 40 � 32 � 50 � 49 � 30 �
6. 68 � 40 � 85 � 30 � 73 � 20 � 535528
798294
16
14
18
110
18
15
13
12
NameLESSON 23.4
12
12
13
13
13
15
18
110
14
16
15
15
15
15
18
18
18
18
18
18
18
110
110
110
110
110
110
110
110
110
18
18
18
18
18
18
18
18
14
14
14
16
16
16
16
16
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Practice PW115
NameLESSON 23.5
Fractions Equal to 1Write each fraction. Count the parts. Write the fraction for the whole.
1. 2.
= 1 whole = 1 whole
3. 4.
= 1 whole = 1 whole
5. 6.
= 1 whole = 1 whole
55
66
88
33
1010
2
2
C Mixed ReviewSolve.
7. 573 � 100 � 268 � 100 � 168473
1�2
1�2
13
13
13
18
18
18
18
18
18
18
18
16
16
16
16
16
16
15
15
15
151
5
110
110
110
110 1
10110
1101
10110
110
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PW116 Practice
Explore FractionsWrite the fraction that shows the shaded part.
1. 2 equal parts 2. 3 equal parts
3. 4 equal parts 4. 3 equal parts
5. 2 equal parts 6. 4 equal parts
C Mixed Review
Solve.
7. 22¢ � 14¢ = 37¢ � 42¢ =
8. 61¢ � 30¢ = 17¢ � 55¢ =
9. 29¢ � 50¢ = 48¢ � 47¢ = 1¢79¢
72¢31¢
79¢8¢
NameLESSON 24.1
l
213
14
13
12
14
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Practice PW117
Unit FractionsCircle the equal parts. Color to show the fraction.
1. 2.
3. 4.
5. 6.
C Mixed Review
Write the next number.
7. 27, 30, 33, 37, 47, 57,
8. 85, 80, 75, 70, 16, 20, 24,
9. 90, 80, 70, 85, 65, 45, 2560
2865
6736
NameLESSON 24.2
l4
Check children’s drawings.Sample answers are shown.
l2
l10
l5
l3
l8
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PW118 Practice
Other FractionsToss 4 2-color counters.Color these counters to show your toss. Answers will vary.Write the fraction for each color. Repeat.
1. 2.
3. 4.
5. 6.
C Mixed Review
Write T for True and F for False.
7. 16 � 61 71 = 17 44 � 42
8. 24 � 61 66 � 56 88 � 18
9. 9 + 9 = 18 20 – 10 = 1 14 – 7 = 7 TFT
TFT
TFF
NameLESSON 24.3
3
4
1
444 0red yellow red yellow
24
24red yellow
14
34red yellow
34
14red yellow0
44red yellow
Sample answers are shown.
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Practice PW119
Compare Parts of a GroupCompare the shaded parts. Look at > or <. Circle true or false.
1. 2.
3. 4.
5. 6.
C Mixed Review
Write the number that comes next.
7. 8, 12, 16, 20, 8. 20, 22, 24, 26, 2824
NameLESSON 24.4
�
true false
13
33 �
true false
34
14
�
true false
44
14�
true false
25
35
�
true false
35
45 �
true false
26
56
3313
1434
4535
5626
3525
1444
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PW120 Practice
Problem Solving • Make a ModelUse 12 . Make and draw a model to solve.
1. Jimmy has 5 oranges. He gives�35� of the oranges to Mary. Therest he keeps for himself. Whatfraction of the oranges doesJimmy have left?
2. Sue has 6 marbles. 3 marblesare red and 3 marbles are green.What fraction of the marbles aregreen?
3. Joe has 8 basketballs. He gives5 basketballs to Tony. Whatfraction of the basketballs doesTony have?
4. Paul has 4 apples. 3 apples arered and 1 apple is green. Whatfraction of the apples are green?
NameLESSON 24.5
2
5
36
12or
58
14
to Tony
Check children’s work.
R
R R
R G
R R
G G G
to Mary
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Practice PW121
NameLESSON 25.1
Add HundredsAdd.
C Mixed Review
09. 99 �12 � 68 � 41 � 55 � 25 �
10. 76 � 57 � 47 � 32 � 32 �18 �
11. 81 � 56 � 27 � 18 � 74 � 28 � 46925
141519
302787
1.1
� 45
1 hundred� 4 hundreds
5 hundreds
100� 400
500
2.2
� 79
2 hundreds� 7 hundreds
9 hundreds
200� 700
900
3.3
� 58
3 hundreds� 5 hundreds
8 hundreds
300� 500
800
4.6
� 17
6 hundreds� 1 hundred
7 hundreds
600� 100
700
5.4
� 48
4 hundreds� 4 hundreds
8 hundreds
400� 400
800
6.6
� 06
6 hundreds� 0 hundreds
6 hundreds
600� 0600
7.5
� 27
5 hundreds� 2 hundreds
7 hundreds
500� 200
700
8.1
� 34
1 hundred�3 hundreds
4 hundreds
100� 300
400
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PW122 Practice
NameLESSON 25.2
Model 3-Digit Addition
Use . Add.
1.
3.
5.
2.
4.
6.
2 3 9� 2 0 2
4 4 1
1hundreds tens ones
C Mixed ReviewHow many hundreds, tens, and ones are there?
7. 862 � hundreds tens ones
8. 729 � hundreds tens ones
9. 376 � hundreds tens ones673
927268
8 0 6� 1 2 7
9 3 3
1hundreds tens ones
1 2 9� 4 1 3
5 4 2
1hundreds tens ones
2 3 6� 3 1 6
5 5 2
1hundreds tens ones
8 0 7� 1 3 4
9 4 1
1hundreds tens ones
6 2 8� 1 3
6 4 1
1hundreds tens ones
Regroup if you need to.
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Practice PW123
NameLESSON 25.3
Add 3-Digit NumbersAdd.
C Mixed ReviewSolve. You have 8 oranges.
12. What fraction is 1 orange? What fraction are 3 oranges?
13. What fraction are 7 oranges? What fraction are 2 oranges?
14. What fraction are 4 oranges? What fraction are 5 oranges?
2 0 7� 1 1 9
3 2 6
1
hundreds tens ones
4 2 9� 1 1 7
5 4 6
1
hundreds tens ones
2 2 5� 5 6 6
7 9 1
1
hundreds tens ones1. 2. 3.
18
78
382858
48
04.
8.
05.
9.
06.
10.
07.
11.1725
� 92817
523� 406
929
1610
� 198808
1321
� 296617
1462
� 450912
1675
� 153828
199� 700
899
1429
� 137566
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PW124 Practice
NameLESSON 25.4
More 3-Digit AdditionAdd.
01.
5.
9.
13.
02.
6.
10.
14.
03.
7.
11.
15.
04.
8.
12.
16. 302� 473
775
1194
� 490684
800� 69869
1908
� 47955
1444� 7451
211� 611
822
1777
� 141918
1555
� 128683
1246
� 316562
191� 782
873
1367
� 80447
610� 389
999
1371
� 62433
1589
� 206795
403� 416
819
1
144� 217
361
C Mixed ReviewWrite the number that is less.
17. 992, 929 18. 777, 779
19. 636, 663 20. 585, 555 555636
777929
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Practice PW125
NameLESSON 25.5
Add MoneyAdd.
1.
5.
9.
13.
02.
6.
10.
14.
03.
7.
11.
15.
04.
8.
12.
16.1
$3.85� 1.06
$4.91
1$6.57
� 2.80$9.37
1$1.86
� 3.62$5.48
$5.00� 4.44
$9.44
1$6.11
� 1.29$7.40
$0.82� 4.11
$4.93
1$2.66
� 2.43$5.09
$2.21� 7.64
$9.85
$3.12� 3.84
$6.96
1$4.58
� 3.27$7.85
$0.06� 8.21
$8.27
1$5.80
� 3.61$9.41
1$1.22
� 5.90$7.12
1$7.48
� 0.26$7.74
1$3.72
� 4.81$8.53
1
$6.31� 1.82$8.13
C Mixed ReviewSolve.
17. 2 + 1 �
18. 3 + 6 � 81¢
60¢ 19.
6:45
8910
11 12
7 6 543
21
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PW126 Practice
NameLESSON 25.6
Practice Adding 3-Digit NumbersRewrite the numbers in each problem. Then add.
1. 192 � 243
4. 328 � 226
7. 532 � 416
2. 544 � 327
5. 187 � 390
8. 245 � 172
3. 680 � 24
6. 248 � 607
9. 128 � 461
128� 46
174
1248
� 607855
1680
� 24704
1245
� 172417
1187
� 390577
1544
� 327871
532� 416
948
1328
� 226554
1
192� 243
435
C Mixed ReviewSolve.
10. 78�48 � 87�19 � 37�29 �
11. 44�16 � 61�37 � 58�25 �
12. 91�59 � 31�18 � 52�27 �
13. 46�20 � 68�54 � 70�18 � 521426
251332
332428
86830
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Practice PW127
NameLESSON 26.1
Subtract HundredsSubtract.
1.5
� 14
5 hundreds� 1 hundred
4 hundred
500� 100
400
2.3
� 30
3 hundreds� 3 hundreds
0 hundreds
300� 300
0
3.9
� 45
9 hundreds� 4 hundreds
5 hundreds
900� 400
500
4.6
� 24
6 hundreds� 2 hundreds
4 hundreds
600� 200
400
5.8
� 53
8 hundreds� 5 hundreds
3 hundreds
800� 500
300
6.9
� 63
9 hundreds� 6 hundreds
3 hundreds
900� 600
300
7.4
� 22
4 hundreds� 2 hundreds
2 hundreds
400� 200
200
8.8
� 26
8 hundreds� 2 hundreds
6 hundreds
800� 200
600
C Mixed ReviewSolve.
09. 72¢� 11¢� 69¢� 29¢�
10. 55¢� 37¢� 42¢� 33¢�
11. 86¢� 49¢� 91¢� 59¢� 32¢37¢
75¢92¢
40¢61¢
©H
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PW128 Practice
NameLESSON 26.2
Model 3-Digit Subtraction
Use Workmat 5 and subtract.
1.
2.
3.
7 3 0� 4 1 2
3 1 8
102hundreds tens ones
C Mixed ReviewSolve.
4. 66 � 26� 28 � 18� 92 � 52�
5. 78 � 28� 57 � 17� 41 � 11�
6. 30 � 10� 84 � 34� 97 � 27� 705040
307450
401092
3 9 1� 2 0 4
1 8 7
118hundreds tens ones
8 2 2� 1 0 6
7 1 6
121hundreds tens ones
7 5 6� 2 4 8
5 0 8
164hundreds tens ones
5 3 8� 1 1 9
4 1 9
182hundreds tens ones
8 3 4� 2 7
8 0 7
142hundreds tens ones
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Practice PW129
NameLESSON 26.3
Subtract 3-Digit NumbersSubtract.1.
4.
7.
2.
5.
8.
3.
6.
9.
6 0 6� 2 5 2
3 5 4
105
hundreds tens ones
8 3 5� 4 7 2
3 6 3
137
hundreds tens ones
4 6 2� 3 3
4 2 9
125
hundreds tens ones
5 0 4� 1 8 2
3 2 2
104
hundreds tens ones
8 2 4� 6 5 4
1 7 0
127
hundreds tens ones
2 2 9� 8 6
1 4 3
121
hundreds tens ones
3 0 3� 1 1 1
1 9 2
102
hundreds tens ones
9 2 4� 1 9 3
7 3 1
128
hundreds tens ones
5 4 3� 5 2 7
1 6
133
hundreds tens ones
C Mixed ReviewWrite the number that is greater.
10. 916, 961 11. 777, 727
12. 227, 272 13. 111, 191
14. 585, 515 15. 629, 692 692585
191272
777961
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PW130 Practice
NameLESSON 26.4
More 3-Digit SubtractionSubtract.
01.
5.
9.
13.
02.
6.
10.
14.
03.
7.
11.
15.
04.
8.
12.
16.1 12222
� 18240
2 11931
� 812119
3 11412
� 280132
764� 513
251
8 18798
� 559239
218438
� 219219
2 18386
� 192194
5 13163
� 29134
538� 218
320
897� 216
681
1 10208
� 14761
7 17879
� 481398
5 15651
� 181470
4 15555
� 47283
8 12920
� 760160
5 11
614� 291
323
C Mixed ReviewWrite the number that is less.
17. 218, 281 18. 712, 721
19. 344, 343 20. 819, 891 819343
712218
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Practice PW131
NameLESSON 26.5
Problem Solving • Too Much InformationDraw a line through the sentence that is not needed. Then solve.
1. Farmer Brown has 50 chickens. The chickens lay 192 eggs on Monday and 264 eggs on Tuesday. How many eggs do the chickens lay altogether?
eggs
2. Farmer Brown grows 465 pounds of corn. Farmer Smith grows 298 pounds of corn.Farmer Jones grows 319 pounds of corn. How much more corn does Farmer Brown grow than Farmer Jones?
pounds of corn
3. There are 320 fish in Farmer Brown’s pond. Farmer Smith has 672 fish in his pond. Farmer Jones has 458 fish in his pond. How many fewer fish does Farmer Jones have than Farmer Smith?
fewer fish
4. Farmer Brown has 542 horses on his farm. 126 of the horses are brown. He buys 116 new horses. How many horses does Farmer Brown have in all?
horses658
214
146
456
1
192+ 264
456
6 12672
� 458214
542� 116
658
5 15465
� 319146
Add and Subtract MoneyAdd or subtract.
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NameLESSON 27.1
PW132 Practice
C Mixed ReviewWrite � or � to make the number sentence correct.
17. 66 14 � 80 71 17 � 54 22 22 � 44
18. 50 13 � 37 80 18 � 98 43 29 � 14���
���
11. 12. 13. 14.
15. 16. 17. 18.
19. 10. 11. 12.
13. 14. 15. 16.
$7.62�2.18
$ 9.80
1$1.26
�4.41
$ 5.67
$6.80�2.11
$ 4.69
7 10
$5.55�1.39
$ 4.16
4 15
$5.29�3.48
$ 8.77
1
$1.47�0 .39
$ 1.08
3 17
$3.97�4.10
$ 8.07
1
$2.66�0.43
$ 2.23
$4.20�2.19
$2.01
1 10
$9.99�2.99
$7.00
$6.12�3.21
$ 9.33
$7.87�5.14
$ 2.73
$4.44�4.44
$ 8.88
$2.36�5.35
$ 7.71
1 $8.63
�3.47
$ 5.16
5 13
$8.01�1.09
$ 9.10
1
Remember: Write the dollarsign and decimal point inyour answer.
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NameLESSON 27.2
Estimate Sums and DifferencesRound to estimate.Then add or subtract to solve.
Practice PW133
01. Hector has $7.84. Jill has $6.18.How much more money doesHector have than Jill?
02. Hector takes all of his money tothe toy store. He buys a ball for$1.06. How much money does hehave left?
03. Jill buys a goldfish for $2.19 andfish food for $1.83. How muchmoney does she spend in all?
04. How much money does Jill haveleft after she buys the fish andthe fish food?
$2.16
$4.02
$6.78
$1.66
C Mixed ReviewSolve.
05. $ 2.48 � $ 4.19 � 0$ 5.12 � $ 1.18 �
06. $7.17 � $ 1.71 � 0$ 6.60 � $ 2.14 � $4.46 $8.88
$6.30$6.67
Estimate Solve
$6.18�4.02$2.16
$6.00�4.00$2.00
$2.00�2.00$4.00
$8.00�1.00$7.00
$8.00-6.00
$2.00
$7.84-6.18
$1.66
7 14
$7.84�1.06$6.78
7 14
$2.19�1.83$4.02
1 1
298� 200
498H
687� 238
449E
292� 292
584R
1
239� 314
553O
939� 295
644T
1 8 13 7 17
888� 244
644T
248� 249
497H
793� 364
429E
8 13
378� 192
570O
1 1
808� 181
627T
7 10 1
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PW134 Practice
NameLESSON 27.3
Why did the Chicken cross the playground?
Practice Adding and Subtracting 3-Digit NumbersAdd or subtract. Use the code to answer the riddle.
530� 100
630
T
680� 119
561O
7 10
236� 236
472G
919� 475
444E
8 11248
� 399
647T
1 11
750� 225
525I
221� 187
408D
888� 438
450E
1 790
� 189
601S
181� 362
543L
8 10 1 4 10
400�425: D426�450: E
451�475: G476�500: H
501�525: I526�550: L
551�575: O576�600: R
601�625: S626�650: T
!
1
1©H
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Practice PW135
NameLESSON 27.4
3 10
Problem Solving • Multiple–Step ProblemsAdd or subtract.Do one step at a time.
01. The children in Mrs. Smith’s classsell 372 tickets on Monday and406 on Tuesday. There are 880tickets to sell. How many ticketsare left to sell?
tickets
02. Maria has $3.25 in her piggybank. She earns $2.50 doingchores for her mother. Then shespends $2.10. How much moneydoes Maria have left?
03. The school has 640 students.There are 116 students in thefirst grade and 208 students inthe second grade. How manystudents are not in the first orsecond grade?
students
04. Leon had 526 baseball cards.He gave 110 cards to Billy. ThenBilly gave him 107 cards. Howmany baseball cards does Leonhave now?
baseball cards523
316
$3.65
102
Step 1 Step 2
526�110
416
$3.25�2.50$5.75
406�372778
880�778102
$5.75�2.10$3.65
640�324
316
416�107
523
208�116
324
Steps may vary.
7 10
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PW136 Practice
NameLESSON 28.1
Explore MultiplicationMake equal groups of . Skip count.Write how many in all.
11. Make 6 equal groups.Put 4 in each group.
, , , , , in all
12. Make 8 equal groups.Put 5 in each group.
, , , , , , , in all
13. Make 5 equal groups.Put 6 in each group.
, , , , in all
14. Make 7 equal groups.Put 3 in each group.
, , , , , , in all2121181512963
30302418126
40403530252015105
242420161284
C Mixed ReviewSolve.
5. 30 � 90 � 6. 90 � 70 � 0
7. 70 � 40 � 8. 100 � 3 �
9. 150 � 4 � 10. $1.70 � $0.50 �
11. 190 � 8 � 12. $1.30 � $1.10 � $0.20182
$2.20146
97110
160120
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Practice PW137
NameLESSON 28.2
Addition and MultiplicationWrite the sum. Write the product.
C Mixed ReviewSolve.
5. 154 � 10 � 149 � 10 � 125 � 92 �
6. 172 � 10 � 138 � 26 � 147 � 95 � 1
7. 118 � 10 � 194 � 61 � 136 � 91 � 45133108
52112162
33139144
1.
2.
3.
4.
4 � 4 � 4 � 3 � 4 � 1212
5 � 5 � 5 � 5 � 4 � 5 � 2020
10 � 10 � 10 � 3 � 10 �3030
1 � 1 � 1 � 1 � 1 � 5 � 1 � 55
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PW138 Practice
NameLESSON 28.3
ArraysWrite how many rows and how many in each row.Write the product.
4 � 5 � 20
C Mixed ReviewWrite the number.
07. 3 hundreds, 4 tens, 08. 6 hundreds, 1 ten,
7 ones 3 ones
09. 5 hundreds, 5 tens, 10. 8 hundreds, 3 tens,
1 one 0 2 ones 832551
613347
11.
rows
in each row54
3 � 6 � 18 2 � 8 �
16
6 � 1 � 6 6 � 4 �
245 � 5 � 25
12.
rows
in each row63
13.
rows
in each row82
14.
rows
in each row16
15.
rows
in each row55
16.
rows
in each row46
� � � � �� � � � �� � � � �� � � � �� � � � �
������
� � � � � � � � � � � � � � � � � � � �� � � �
� � � � � �� � � � � �� � � � � �
� � � � �� � � � �� � � � �� � � � �
� � � � � � � �� � � � � � � �
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Practice PW139
NameLESSON 28.4
11. 12.
13. 1 4.
15. 16.
17. 1 8.
Multiply in Any OrderWrite the product.Write the multiplication problem in reverse order.
4 � 5 �
� � 2045
20 10 � 3 �
� � 30103
30
2 � 9 �
� � 1829
18 3 � 7 �
� � 2137
21
8 � 2 �
� � 1682
166 � 3 �
� � 1863
18
7 � 10 �
� � 70710
70 3 � 8 �
� � 2438
24
C Mixed ReviewWrite the number that comes next. Find the sum.
09. 10, 20, 30, 40, 12. 2�2�2�2�2�2�2 � 0
10. 6, 12, 18, 24, 13. 5�5�5�5�5 � 0 0
11. 3, 6, 9, 12, 14. 4�4�4�4�4�4 � 02415
2530
1450
©H
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PW140 Practice
NameLESSON 28.5
Multiply Across and DownWrite the product.
11. 12. 13.
14. 1 5. 16.
17. 18. 19.
10. 11. 12.
6� 2
12
2 � 6 � 12
C Mixed ReviewWrite True or False.
13. 72 � 85 14. 53 � 153
15. 351 � 391 16. 27 � 26
17. 195 � 197 18. 790 � 295 falsefalse
falsetrue
falsetrue
2� 714
7 � 2 � 14
4� 728
7 � 4 � 28
6� 10
60
10 � 6 � 60
3� 824
8 � 3 � 245
� 630
6 � 5 � 302
� 918
9 � 2 � 18
5� 525
5 � 5 � 253
� 721
7 � 3 � 218
� 18
1 � 8 � 8
4� 624
6 � 4 � 24
10� 550
5 � 10 � 50
Write the product.
02.
03.
04.
05.
C Mixed ReviewWrite >, <, or � to make the math sentence correct.
06. 68 � 27 44 � 2 0 27 � 14 51 � 10=<
NameLESSON 29.1
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Practice PW141
Multiply with 2How many wheels are there in all?Write the product.
3 � 2 � 6 � 2 � 4 � 2 � 8126
2� 3
6
2� 10
20
3� 2
6
2� 8
16
8� 2
16
2� 2
4
6� 2
12
2� 6
124
� 2
8
2� 4
8
6� 2
12
2� 7
14
7� 2
14
2� 7
14
9� 2
18
2� 9
181
� 2
2
2� 1
2
5� 2
10
2� 5
1010
� 2
20
2� 9
18
8� 2
16
5� 2
10
10� 2
20
1.
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NameLESSON 29.2
PW142 Practice
Multiply with 5How many fingers are there in all?Write the product.
11.
C Mixed ReviewWrite the number.
05. nine hundred sixty-one
06. two hundred thirty-eight
07. four hundred forty-four 0
08. two hundred twenty-one 221444238961
Write the product.
02.
03.
04.
9� 5
45
5� 9
45
5� 2
10
2� 5
10
5� 1
5
1� 5
5
5� 8
40
4� 5
20
5� 4
20
7� 5
35
5� 7
35
3� 5
15
6� 5
30
5� 6
30
5� 10
50
10� 5
50
5� 3
15
8� 5
40
4 � 5 � 8 � 5 � 5 � 5 � 254020
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NameLESSON 29.3
Multiply with 10How many counters are there in all?Write the product.
11. 02.
Practice PW143
6 � 10 � 5 � 10 � 5060
Write the product.
03.
04.
05.
10� 6
60
4� 10
40
5� 10
50
10� 8
80
7� 10
70
1� 10
10
10� 1
10
10� 2
20
10� 4
40
9� 10
90
3� 10
30
10� 9
90
10� 7
70
6� 10
60
10� 3
30
2� 10
20
10� 10
100
C Mixed Review
Write the missing number.
06. 65, , 75, 80 0 22, 24, , 28
17. , 72, 73, 74 0 30, 40, 50, 6071
2670
8� 10
80
Complete the table.
04.
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PW144 Practice
NameLESSON 29.4
Memorize the FactsFind the product.
C Mixed ReviewUse . and $ to write the amounts.
05. three dollars, two quarters, and a penny
06. four dimes, one nickel, and three pennies
07. one dollar, fourteen pennies
08. seven dollars, three quarters 0$7.75$1.14$0.48$3.51
� 1 2 3 4 5 6 7 8 9 10
2 2 4 6 8 10 12 14 16 18 20
5 5 10 15 20 25 30 35 40 45 50
10 10 20 30 40 50 60 70 80 90 100
01. � 2 2. � 5 3. � 10
3
5
6
7
9
6
121418
1
4
6
8
10
304050
2
4
5
8
9
508090
205
4020
10
NameLESSON 30.1
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Practice PW145
Equal Shares
C Mixed ReviewWrite the greater fraction.
4. or 5. or 1
6. or 7. or 2 5
15
25
2 4
24
14
168
2 3
23
13
1. Divide 12 apples into 3 equal groups. Circle the groups.
How many apples are in each group?
How many are left over? 0
4
2. Divide 7 oranges into 2 equal groups. Circle the groups.
How many oranges are in each group?
How many are left over? 1
3
3. Divide 16 pears into 3 equal groups. Circle the groups.
How many pears are in each group?
How many are left over? 1
5
Make Equal Groups
Circle equal groups.How many groups are there?How many are left over?
11. Divide 17 ladybugs into groups of 5.
groups left over
02. Divide 13 ants into groups of 6.
groups left over
03. Divide 21 beetles into groups of 3.
groups left over07
12
23
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NameLESSON 30.2
PW146 Practice
C Mixed ReviewWhat time will it be in 10 more minutes?
04. 6:25 05. 8:10 06. 1:40
07. 7:05 08. 10:10 9. 3:20 3:3010:207:151:508:206:35
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NameLESSON 30.3
Subtraction and Division
Use subtraction to find the quotient.
Practice PW147
01. You have 15 . Make groups of 3.
02. You have 20 . Make groups of 5.
03. You have 14 . Make groups of 2.
04. You have 30 . Make groups of 10.
C Mixed Review
Write the missing number.
05. 14, , 20, 23 06. 60, 65, , 75
17. , 22, 24, 26 08. 30, 40, 50, 6020
7017
20� 515
�123
15
�93
12
�639
�336
�033
15 � 3 � 5
20 � 5 � 4
14 � 2 � 7
30 � 10 � 3
15� 510
10� 5
5
5� 5
0
14� 212
12� 210
10� 2
8
8� 2
6
6� 2
4
30� 1020
20� 1010
10� 10
0
4� 2
2
2� 2
0
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PW148 Practice
NameLESSON 30.4
Problem Solving • Choose the Operation
Circle the number sentence that makes sense for the problem.Then solve.
01. There are 8 slices of pizza. Fourfriends share the pizza equally.How many slices does eachfriend get?
slices
02. There are 432 students in theschool. 81 of the students arein the second grade. How manystudents are not in the secondgrade?
students
03. Trish buys 3 boxes of granolabars. There are 8 bars in eachbox. How many granola barsdoes Trish have?
granola bars
04. Bill plants 26 daisies. He alsoplants 23 pansies. How manyflowers does he plant in all?
flowers49
24
351
2
8 � 4 � 2
432 � 81 � 4
8 � 4 � 3
432 � 81 � 351
3 � 8 � 24
3 � 8 � 351
26 � 23 � 49
26 � 23 � 351
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Practice PW149
NameLESSON 30.5
Problem Solving • Choose a Strategy
Choose a strategy.Solve each problem.
01. Mario and Eric went to the store.They each spent $4.00. Howmuch money did they spendin all?
$
02. Ty gave 15 pencils to 5 friends.He gave an equal number toeach. How many pencils dideach friend get?
pencils
03. One apple costs 5¢. Dylan has25¢. How many apples canhe buy?
apples
04. Lon gave 6 bottle caps to 2friends. He gave an equal numberto each. How many caps dideach friend get?
bottle caps3
5
3
8.00
StrategiesDraw a PictureMake a Model
Make a List
Check children’s work.Accept any strategy.