Index and Expanded Form

24⁷ , in this example 7 is the _____________

• base

• exponent

Which is greater?

2⁷ or 7²

• 2⁷

• 7²

• neither

Write 6 x 6 x 6 in index form.

• 6³

• 216

• 3 x 6

• 3⁶

What is 6⁷in expanded form?

• 6 x 6 x 6 x 6 x 6 x 6
• 6 + 6 + 6 + 6 + 6 + 6
• 6 x 7

How do you use exponents to represent numbers?

• repeated multiplication

• repeated addition

• repeated subtraction

• repeated division

Which number is the EXPONENT?

4²

• 4

• 2

• 16

• not here

The exponent tells me...

• the answer

• the trick

• the number of times to multiply the base (factor)

• The number of days in a week

Write in index notation. 2 x 3 x 3 x 5 x 5 x 5 x 2

• 2 x 3² x 5²
• 2² + 3² + 5³
• 2² x 3² x 5³

Write 9³ x 9⁴ in expanded form.

• 9⁷

• 9 x 9 x 9 x 9 x 9 x 9 x 9

• 729 + 6561

• 7290

Write in index notation. 7 x 7 x 7 x 7 x 7 x 10

• 7⁵+ 10
• 7⁵x 10
• 5⁷x 1¹⁰