Exponents

Exponents

Review

• Evaluating exponents involves repeated addition

• If a number has an exponent of 2 it is referred to as being squared, 3² you say "three squared"

• If a number has an exponent of 3 it is referred to as being cubed, 4³ you say "four cubed"

Multiple Choice

Which number is the BASE?

2³ = 8

• 2

• 3

• 8

Multiple Choice

Which number is the EXPONENT?

2³ = 8

• 2

• 3

• 8

Multiple Choice

Which number is the base?

5⁴

• 4

• 5

Multiple Choice

Which number is the exponent?

6⁷

• 6

• 7

Evaluating Exponents

The exponent tells you how many times to multiply the base.

Writing in Exponential Form

The exponent is the number of times you see the base written.

Multiple Choice

What is nine cubed in exponential form?

• 9 x 9 x 9 
• 9³

Multiple Choice

Evaluate 2^4.

• 8

• 20

• 16

• 12

Multiple Choice

Evaluate 5^3.

• 15

• 125

• 8

• 53

Multiple Choice

What is nine squared in exponential form?

• 9 x 9

• 9²

Multiple Choice

Write in exponential form

7 x 7 x 7 x 7 x 7 x 7 ?

• 7⁵

• 7⁶

• 6⁷

• 7⁷

Multiple Choice

Write in exponential form

1/2 x 1/2 x 1/2 x 1/2

• (1/2)³

• (1/2)²

• (1/2)⁵

• (1/2)⁴