Multiplying and Dividing Decimals by a Power of 10

10² x 4.78 =

• 4.78

• 47.8

• 478

• 4,780

10^{1 x} 17.04 =

• 1,704

• 170.4

• 17,040

• 1.704

2.07 x 1,000 =

• 2.07

• 20.7

• 2,070

• 207

80.72 x 10³ =

• 80,720

• 8,072

• 807,200

• 807.20

46.5 ÷ 1000

• 46,500

• 0.0465

• 0.465

• 4.65

32.40÷1000

• 3.240

• 0.324

• 0.0324

• 32,400

0.5÷10=

• 0.05

• 0.5

• 5

• 0.005

When multiplying by the powers of ten we move the decimal to the right.

• True

• False

• 7.8

• 780

• 0.78

• 78

7.44 x 1,000

• 7,440

• 744

• 7.44

• 74,400