Powers of Ten Warm Up

What is the exponential form of 10,000?

• 10 x 10 x 10 x 10

• 10 + 10 + 10 + 10

• 10⁴

• 10³

When multiplying by a power of ten, the decimal point moves  _______ .

• left

• up

• down

• right

When dividing by a power of ten, the decimal place moves__________.

• up

• left

• right

• it does not move

When multiplying by a power of ten, how many times does the decimal place move to the right?

• once for every zero

• twice for every zero

• three times for every zero

• it never moves

Ms. Wheeler owes Aja'h $1000. What should this number look like in exponent form?

• 10¹

• 10¹⁸

• 10³

• 10⁶

3.21÷10²

• 321

• 32.1

• 0.0321

• 0.321

What is the value of the following expression? 7893÷ 10³

• 7.893

• 7893000.0

• 0.0007893

• 789.3

___ ÷ 10² = 2

• 20

• 0.2

• 200

• 0.02

What is 31,000 ÷ 10^3?

• 3

• 31

• 310

• 3100

372 ÷ 10³ 

• 0.372

• 3.72

• 0.0372

• 00.372