Expanded Expanded & Word & Word

FormForm

Mixed Mixed ReviewReview

Ordering Ordering DecimalsDecimals

Let’s Let’s RoundRound

Compare Compare DecimalsDecimals

Add & Add & SubtractSubtract

$100 $100 $100 $100 $100 $100

$200 $200 $200 $200 $200 $200

$300 $300 $300 $300 $300 $300

$400 $400 $400 $400 $400 $400

$500 $500 $500 $500 $500 $500

1 2 3 4

Expanded & Word Form $100

Write the following in standard form

 (8 x 1) + (2 x 1/10) + (1 x 1/100)

Expanded & Word Form $200

Write this number in expanded form

252.17

Expanded & Word Form $300

Write the following in word form:

253.178

Expanded & Word Form $400

Write 641.559 in expanded form

Expanded & Word Form $500

Write the following in standard & word form:

(6x1000) + (7x100) + (9x10) + (3x1) + (8x1/10) + 9x(1/100) +

(7x1/1000)

Mixed Review $100

Write a number that is 100 times as much as 650

Mixed Review $200

What happens to the value of a digit when it is moved

one place to the left?

Mixed Review $300

5 thousands = _____ ones

Mixed Review $400

Write a decimal that is equivalent to 4.56

Mixed Review $500The fourth grade class will sponsor a

mummy wrapcontest. Each mummy wrap will require

approximately four rolls of toilet paper. If27 teams have signed up to compete in

the contest, how many rolls of toiletpaper will they need?

Ordering Decimals $100

Explain how you would compare and order the

following decimals from least to greatest

0.34, 0.9, 0.09

Ordering Decimals $200

Place the following numbers in order from

least to greatest

2.03, 2.3, 2.30, and 2.003

.

Ordering Decimals $300

Place these numbers in order from least to greatest:

 9.345, 5.943, 9.543, 5.394

.

Ordering Decimals $400

Five friends ran a race. Their finishing times were 12.11,

12.71, 12.28, 12.781. Put their times in order from fastest to

slowest.

Ordering Decimals $500

Find four numbers that are between 0.52 and 0.53 and put all six numbers in order

from least to greatest.

Let’s Round $100

What is 6.557 rounded to the nearest tenths place?

Let’s Round $200

Round the number below to the nearest tenth, hundredth, and

ones place. 

4.567

Let’s Round $300Use the number line below and point to eighty-eight hundredths. Then use the number line to explain why when

rounding to the nearest tenth, you would round eighty-eight hundredths

to 0.9 instead of 0.8

Let’s Round $400

Estimate to find the sum by rounding each number to the

nearest hundredth: 

0.086 + 1.52 =

Let’s Round $500

If my rounded number is 5.4, what could the original

number have been?

Comparing Decimals $100

Write <, >, or = on each line to compare the decimals.

89.12 _____ 89.181 

6.53 _____ 6.530

Comparing Decimals $200

Sam has a rock that weighs 5.32 lbs. Ann has a rock

that weighs 5.321 lbs. Whose rock weighs more?

Comparing Decimals $300

Sophia’s book weighs .62 ounces. Give a decimal with 3 digits (no whole number) that

would be greater than the weight of Sophia’s book.

Comparing Decimals $400

Give 4 decimals that are larger than

Fifty-seven hundredths

Comparing Decimals $500Abby says she can change the decimal .47 by adding a zero to

the end. She says her new decimal of .470 would be

larger because it has 3 digits. Is she correct? Explain.

Add & Subtract $100

Find the sum of the following numbers:

1.02, 2.347, and 0.9

Add & Subtract $200

Eric had $144.89 in his piggy bank. He took out $13.39 on

Monday and $38.50 on Friday. How much money does he have

left in his piggy bank?

Add & Subtract $300

Kathy worked 20.75 hours this week. She worked 12.25 hours

last week. How many total hours did she work those two weeks?

Add & Subtract $400

A recipe for a cake requires 2.25 cups of milk, 0.50 cups of oil, and

1.75 cups of water. How much liquid is in the mixing bowl?

Add & Subtract $500

Is the difference of 1.35 – 0.33 less than or greater than 1?

Explain how you know without actually finding the difference.

FINAL WAGERFINAL WAGER

Explain why you must line up the decimal point when adding

and subtracting decimals – you cannot simply say you will

get the wrong answer if you don’t!