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Place Value
Comparing
Estimation
100
What is 1/8 + 3/8?
4/8 = 1/2
100

What is 2 7/8 - 1 3/8?

1 4/8 =  1 1/2

100

9 x 100 + 4 x 1 + 8 x 1/10 + 2 x 1/1000

What is this number written in decimal form?

901.802

100
Compare these two fractions using <, >, or =: 2/3 ? 1/2
2/3 > 1/2
100

Jenny uses 2 4/5 cups of pineapple and 1 1/3 cups of blueberries to make fruit salad.  How much fruit does she need is she estimates her total?

3 + 1 = 4 cups or a number that is close to this to win

200
What is 1/3 + 1/9?
4/9
200
What is 4/5 - 1/10?
7/10
200

What is this number written in expanded form?

503.15

5 x 100 + 3 x 10 + 1 x 1/10 + 5 x 1/100

200
Compare these two fractions using <, >, or =: 3/4 ? 3/5
3/4 > 3/5
200

Lyla has 2.7 yards of rainbow ribbon.  She has 4.43 yards of polka-dot ribbon.

Estimate how many yards of ribbon she has in all.  

3 + 4 = 7 or close to this number

300
What is the sum of 1/8 and 2/3?
19/24
300
Find the difference: 3/4 - 1/5
11/20
300

Write this number in expanded form.

30.425

3 x 10 + 4 x 1/10 + 2 x 1/100 + 5 x 1/1000

300
Put the following fractions in order from least to greatest: 5/8, 3/5, 1/2
1/2, 3/5, 5/8
300

Lyla has 2.7 yards of rainbow ribbon.  She has 4.43 yards of polka-dot ribbon.

How much more polka-dot ribbon than rainbow ribbon does Lyla have?

1.73 yards

400
What is the sum of 2/3 and 3/4?
17/12 = 1 5/12
400
Find the difference: 5/7 - 3/5
4/35
400

Write the missing power of 10:

_________ x 0.004 = 40

104

400

If you were to add 1/2 + 1/3, what would be your common denominator?

6

400

Steve needs at least 8 kilograms of strawberries for a recipe.  He picks 3.89 kilograms of strawberries then goes and gets another 2.22 kilograms of strawberries.  He is worried he doesn't have enough so he gets another 2.79 kilograms of strawberries on his way home.  Does Steve need more strawberries?

Use estimation for your answer. 

4 + 2 + 3 = 9

He doesn't need to get anymore strawberries.

500
Find the sum: 3/5 + 5/6
43/30 = 1 13/30
500

Jeremy has two twinkies. If he eats 5/8 of a twinkie, how much will he have left?

11/8 = 1 3/8

500

Write the missing power of 10 in the sentence:

_________ x 0.7 = 700

103

500

If you were to subtract 2/3 - 1/4, what would be your common denominator?

12

500

Estimate with these fractions:

1 1/3 + 2 3/4 + 3 5/6

1 1/2 + 3 + 4 = 8 1/2 or something close

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