Decimals Review 109

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 place value of the 6?

Hundred Thousandths 

800

In 1.203 what place is the 2 in?

Tenths 

1000

In 93.4258, what place is the 8 in?

Ten Thousandths 

Multiplying by 10, 100, 1000

200

12.1 x 100 =

1,210

400

9,563 x 10 =

95,630

600

52.1 x 1,000 =

52,100

800

0.321 x 100 =

32.1

1000

59.8 x 1,000 =

59,800

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

Multiplying Decimals

200

Multiply these decimals: 0.03 * 10

.3

400

Multiply these decimals: 0.23 * 7

1.61

600

Multiply these decimals: 4.4 * 5.3

23.32

800

Multiply these decimals: 0.7 * 2.6 

1.82

1000

Multiply these decimals: 2.5 * 7

17.5

Subtracting Decimals

200

Subtract these decimals: 851.701 - 312.49

539.211

400

Subtract these decimals: 10.71 - 0.7

10.01

600

Subtract these decimals: 547.612 - 3.107

544.505

800

Subtract these decimals: 9.034 - 0.095

8.939

1000

Subtract these decimals: 1.72 - 0.8

0.92

DividingDecimals

200

Divide these decimals: 0.9 ÷ 3 

0.3

400

Divide these decimals: 60.5 ÷ 5

12.1

600

Divide these decimals: 1.29 ÷ 6

0.215

800

Divide these decimals: 2.12 ÷ 2 

1.06

1000

Divide these decimals: 3.70 ÷  2

1.85

109 Birthdays

200

Whose birthday is July 28?

Jordan 

400

Whose birthday is on the last day of school which is June 7? 

Oliver

600

Whose birthday is May 22?

Kaylie

800

Whose birthday is August 31?

Violeta 

1000

Whose birthday is September 3?

London