Multiplying by 10, 100. 1000
Word Problems
Where does the decimal go?
Multiplying Decimals
Multiply Decimals (Challenge)
100

12.1 x 100

1,210

100

Sam ran 1.3 miles today. Melanie ran 3.4 times farther than Sam. How far did Melanie run? 

4.42

100

7.52 x 3.4 = 25568

25.568

100

Multiply these decimals. 0.03 x 10

.3

100

13.4 x 6.4 = 

85.76

200

9,563 x 10 =

95,630

200

Benjamin bought 12 goldfish. Each goldfish cost $0.98. How much did Benjamin spend?

$ 11.76

200

2.5 x 4.1 = 1025

10.25

200

Multiply these decimals. 0.23 x 7

1.61

200

54.67 x 5.8 =

317.086

300

52.1 x 1,000 =

52,100

300

Kathy earns $6.50 per hour at her baby-sitting job. On Sunday she worked 7 hours. What were her total earnings for the day?

$45.50

300

1.34 x 5.67= 75978

7.5978

300

Multiply these decimals. 4.4 x 5.3

23.32

300

1278.5 x 5.2 = 

6,648.2

400

0.321 x 100 =

32.1

400

 Bradley bought 14 yellow highlighters. Each highlighter cost $0.94. How much did Bradley spend?

$ 13.16

400

145.352 x 23.61 = 343176072

3,431.76072

400

Multiply these decimals.  12.7 x 26

330.2

400

158.32 x 9.1 = 

1440.712

500

59.8 x 1,000 =

59,800

500

An art teacher spent $15.62 for red paint. He spent 3 times as much for blue paint. How much did he spend for blue paint?

$46.86

500

154.36 x 901.340 = 1391308424

139130.8424

500

Multiply these decimals. 2.5 x 0.7

1.75

500

685.354 x 6.52 =

4,468.50808