Powers Multiplying and Dividing

43.2 x 10³

• 4.320

• 432

• 4,320

• 43,200

107 ÷ 10³

• 1.07

• .107

• 107,000

• 10.7

243 x 10²

• 2,430

• 243

• 24,300

• 2.43

66.79 × 10 ² =

• 667.9

• 0.6679

• 6.679

• 6679

What does 10³ stand for?

• 10 x 3

• 10 + 10 + 10

• 10 x 10 x 10

• 10 x 30

When multiplying or dividing by a power of ten, how do you know what direction to move the decimal?

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When multiplying or dividing by a power of ten, how do you know how many place values to move the decimal?

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214.5 x 0.001

• 2,145

• 2.145

• 0.2145

• 0.02145

36.6 x 10²

• 36.600

• 3,660

• 0.366

• 366

How do you move the decimal point if you multiply by 10²

• to the right two times

• to the left two times

• up two times

• you don't move it