Multiply Divide Decimals Powers of 10

7.16 x 2.1 = (Remember to multiply first. Then count up how many decimal places are in both numbers. Then move that many places to the left in your answer to place your decimal point.)

• 15036

• 15.036

• 150.36

• 1503.6

What happens to a number when it is moved one place to the left? Ask KIERAN.

• the number is divided and the number gets smaller

• the number is multiplied and it gets larger

• the number is multiplied and it gets smaller

• the number is divided and it gets larger

Bella thinks that 1.232 × 100 =

• 12.32

• 1.232

• 1232

• 123.2

When you _________ by a power of 10, the number gets smaller and the number (digit) shifts to the right.

• divide

• add

• multiply

• subtract

• 864

• 8.64

• 8640

Simplify 4.5 x 10 =

4.23 x 1,000

• 42.3

• 423

• 4.23

• 4,230

0.068 x 10

• 6.8

• 0.68

• 68

• 680

712 x 1000

• .712

• .712000

• 712,000

• 712.000

4.03 ÷ 10 =

• 1.403

• 14.03

• 4.03

• 0.403