Multiplying by Decimals in Base of 10

What is 2.4 x 10^3?

• 2.4

• 2400

• 24

• 240

When multiplying a decimal by ten you move the decimal to the ____________.

• left

• right

What is 10 x 1.31?

• 1.31

• 13.1

• 131.0

Multiply Decimals

*1 decimal place.

*10th place.

3 x 0.2 =

• 6

• 0.6

• 0.06

• 0.006

214.5 x 0.001

• 2,145

• 2.145

• 0.2145

• 0.02145

0.396 x 1,000 = 

• 3.96

• 39.6

• 396

100 x 32.8 = 

• 328.0

• 3,280

• 0.0328

When multiplying a decimal by 100, the decimal place moves:

• one place to the right

• two places to the right

• one place to the left

• two places to the left

4.23 x 1,000

• 42.3

• 423

• 4.23

• 4,230

0.243 x 10²

• 2.43

• 24.3

• 243

• 0.243