splash screen. lesson menu five-minute check (over lesson 9–9) main idea example 1:add like...
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Five-Minute Check (over Lesson 9–9)
Main Idea
Example 1:Add Like Fractions
Key Concept: Add Like Fractions
Example 2:Add Like Fractions
Example 3:Add Like Fractions
Add Like Fractions
• I will add fractions with like denominators.
Add Like Fractions
Find + . Use models to check.3
104
10
103
104+ =
103 + 4
107= Add.
Answer: So, + = .3
104
107
10
+
1. A
2. B
3. C
4. D0% 0%0%0%
A. 18
B. 12
D. 45
78
C.
Find + .38
48
Add Like Fractions
Marco ate of a pizza and Jen ate of it. What
fraction of the pizza did the two friends eat in all?
38
18
Add and .38
18
Add Like Fractions
38 + 1
8 = 3 + 18
48=
4 ÷ 48 ÷ 4=
12=
Add the numerators.
Simplify.
Divide the numerator and denominator by the GCF, 4.
Simplify. Check by drawing a picture.
Answer: So, Marco and Jen ate of the pizza.12
1. A
2. B
3. C
4. D0% 0%0%0%
A. of a pie25
B. of a pie 15
C. of a pie 12
D. of a pie110
Georgia ate of a pie and Jericho ate of a pie.
What fraction of the pie did the two eat in all?
310
110
Add Like Fractions
Find + .56
26
56 + 2
6 = 5 + 26
76=
Add the numerators.
Simplify.
16= 1 Write as
a mixed number.
Answer: So, + = 1 .56
26
16
1. A
2. B
3. C
4. D0% 0%0%0%
A. 16
B. 1 19
C. 19
D. 1 23
Find + . 59
59
End of the Lesson
Five-Minute Check (over Lesson 9–9)
Image Bank
Math Tool Chest
Add Like Fractions
1. A
2. B
3. C
4. D0% 0%0%0%
(over Lesson 9–9)
B. <3
128
12
Compare using models or the LCD. and14
23
A. > 212
412
C. < 4
186
18
D. > 6
184
18
1. A
2. B
3. C
4. D0% 0%0%0%
(over Lesson 9–9)
A. < 310
410
B. <4
103
10
C. < 3
155
15
D. > 4
205
20
Compare using models or the LCD. and310
25
1. A
2. B
3. C
4. D0% 0%0%0%
(over Lesson 9–9)
C. > 1518
218
B. <3036
436
Compare using models or the LCD. and56
19
A. > 518
318
D. < 3
181218
1. A
2. B
3. C
4. D0% 0%0%0%
(over Lesson 9–9)
A. > 830
1830
B. <8
302730
C. > 8
154
15
D. < 1220
1820
Compare using models or the LCD. and415
910
1. A
2. B
3. C
4. D0% 0%0%0%
(over Lesson 9–9)
35
410
Replace the with <, >, =, or + to make a true statement.
A. <
B. >
C. =
D. +
1. A
2. B
3. C
4. D0% 0%0%0%
(over Lesson 9–9)
48
12
Replace the with <, >, =, or + to make a true statement.
A. <
B. >
C. =
D. +
1. A
2. B
3. C
4. D0% 0%0%0%
(over Lesson 9–9)
16
15
Replace the with <, >, =, or + to make a true statement.
A. <
B. >
C. =
D. +
1. A
2. B
3. C
4. D0% 0%0%0%
(over Lesson 9–9)
47
23
Replace the with <, >, =, or + to make a true statement.
A. <
B. >
C. =
D. +