Multiplying Whole Numbers and Decimals

Multiply Whole Numbers

100

15 x 26

390

200

54 x 48

2,592

300

98 x 15

1,470

400

245 x 12 

 2,940

500

795 x 26

20,670

Multiply Decimals

100

Multiply 0.2 x 0.2

0.04

200

Each math book weighs 2.4 pounds. How much do 6 math books weigh?

2.4 x 6 = 14.4 pounds

300

Carson needs 8.3 feet of wood. If each foot costs $1.20, how much will he spend?

$1.20 x 8.3 = $9.96

400

A bag of chips costs $1.74. How much would 5 bags of chips cost?

$1.74 x 5 = $8.70

500

Round to the nearest hundredth.

1.48 x 4.6 = 

6.81

Powers of Ten

100

56 x 10²

5,600

200

3.1 x 10¹

31

300

8.9 x 10³

8,900

400

14.25 x 10¹

142.5

500

0.25 x 10²

25

Multiplying and Dividing Multiples of 10

100

0.3 x 0.1

0.03

200

360 x 10

3,600

300

600 x 70

42,000

400

245 x 100

24,500

500

1.6 x 100

160

Word Problems

100

Sam carries 2 bags that each weighed 0.4 ounces. How many ounces did Sam carry?

0.8 ounces

200

Susie walked 11 miles every day for 10 days. How far did Susie walk?

110 miles

300

Gerry walked 4.3 miles in one day. How many miles can he walk in 5 days?

21.5 miles

400

A bottle of soda costs $0.89. How much is it to buy 7 bottles of juice?

$6.23

500

Jalen walks 729 feet to school each day. How many feet has she walked if she's walked to school for 10 days?

7,290 feet