Exponent and Place Value

Which number is the exponent of 10³ ?

• 3

• 10

Which answer shows 10 x 10 x 10 x 10 using an exponent?

• 10⁶

• 10⁵

• 10⁴

• 10³

Which answer shows 8 x 10 x 10 written with an exponent?

• 800

• 80 x 10

• 8 x 10¹

• 8 x 10²

A company had 9 x 10⁶ dollars in sales last year. How much is that?

• $9,000,000

• $900,000

• $90,000

• $9,000

True or False: 6 x 10⁵ = 6 x 100,000

• True

• False

Benjamin's dad estimates that his truck weighs about 5,000 pounds. How would this be written using an exponent?

• 5 x 10¹

• 5 x 10²

• 5 x 10³

• 5 x 10⁴

Solve. (3 x 10²) + (8 x 10¹) =

• 240

• 140

• 380

• 1,100

base

• The product that results from multiplying the same number over and over

• The number that tells how many times a base number is used as a factor

• The number that is used as a factor, when a number is written using exponents

power

• The product that results from multiplying the same number over and over

• The number that tells how many times a base number is used as a factor

• The number that is used as a factor, when a number is written using exponents

exponent

• The product that results from multiplying the same number over and over

• The number that tells how many times a base number is used as a factor

• The number that is used as a factor, when a number is written using exponents