Multiplying Decimals

Whole Number x Decimal

100

5 x .04

0.2

200

6 x .5

3

300

.3 x 23

6.9

400

42 x 2.2

92.4

500

79 x 7.23

517.17

Whole Number x Decimal Part 2

100

27 x 0.8

21.6

200

45 x 4.6

207

300

62 x .003

0.186

400

.038 x 32

1.216

500

32 x .0283

0.9056

Decimal x Decimal

100

.5 x .25

0.125

200

0.3 x 0.5

0.15

300

.23 x .3

0.069

400

.730 x .12

0.0876

500

2.12 x 2.1

4.452

Decimal x Decimal Part 2

100

.20 x .5

0.1

200

.44 x .08

0.0352

300

1.2 x .02

0.024

400

.9 x 9.99

8.991

500

.028 x 3.25

 0.091

Misc

100

True Or False: When multiplying decimals I have to line them up first, then multiply.

False

200

True Or False: after multiplying decimals, I move the decimal point from right to left

True

300

What is .5 written as a fraction? 

¹/₂

400

Convert to decimals, then multiply.

1/4 x 1/2

0.25 x 0.5= 0.125

500

Convert to a decimal then multiply.

1 ¹/₄ x 2 ¹/₂₌

1.25 x 2.5=

3.125