G8

Copyright © Swun Math Grade 8 Unit 2 Lesson 7 P TE

Structured Guided Practice

(A/B Partners Practice)

Directions: Simplify the expression. Write the solution using a positive exponent.

1. (−8.1)^4 ⋅(−8.1)−^4

Solution:

The bases are the same, so add the exponents.

(− 8. 1 )^0 = 1

1

57

⋅

1

5 −4

Solution:

The bases are the same, so add the exponents.

1

5 7+(−4)

=

1

53