Week 2: Exponents – Day 3

Negative Exponents, Parentheses, Signs and Simplification

“Simplifying” expressions with exponents usually means canceling out all common factors and rewriting them with only positive exponents.

1. Simplify 4 x 2-4.

2. Simplify -23 and 2-3. Are they the same number?

3. Simplify (-3)-2 and -3-2. Are they the same number?

4. Simplify 1 – 2-1

5. Simplify 1/2-3

Answers