Decimals

Place Value

200

In 9.81, what place is the 1 in?

Hundredths 

400

In 28.465, what place is the 5 in?

Thousandths 

600

129.87946 What is the value of the 6?

Hundred Thousandths 

800

In 1.203 what place is 2 in?

Tenths 

1000

In 93.4258, what place is the 8 in

Ten Thousandths 

Adding Decimals

200

Add these decimals. 21.74 + 8.27

30.01

400

Add these decimals. 6.125 + 18

24.125

600

Add these decimals. 5.2 + 3.11

8.31

800

Add these decimals. 17 + 9.54

26.54

1000

Add these decimals. 4.67 + 29.1

33.77

Subtracting Decimals.

200

Subtract these decimals.

3.53 - 2

1.53

400

Subtract these decimals.

10.71 - 0.7

10.01

600

Subtract these decimals.

2.54 - 1.82

0.72

800

Subtract these decimals.

2.15 - 1.05

1.1

1000

Subtract these decimals.

1.72 - 0.8

0.92

Word Problems

200

Lorena and her cousin are fishing at the lake. They caught two largemouth bass. One fish weighs 71.27 oucnes and the other fish weighs 38.86 ounces. Estimate the total weight of the two fish.

110 ounces

400

Mr. Dixon bought a whiteboard that was on sale for $1,989.99. The regular price was $2,499.99. Estimate the amount of money Mr. Dixon saved. 

$500

600

Kelli had $0.55 in her pocket to buy a snack after school. Renee had $1.64 in her pocket. They decided to share a snack. They can spend this much on snacks.

$2.19

800

Grady wants to buy a basketball video game that costs $59.95, including tax. He has $45.50 in cash and a gift certificate for $15.25. This equals:

$60.75

1000

Rebekah's baby brother weighs 7.71 pounds. her newborn kitten weighs 0.24 pound. How much more does Rebekah's baby brother weigh than her kitten?

7.47 pounds