NZ Level 6 (NZC) Level 1 (NCEA)
Multiplication and division law for integer base and negative powers

## Interactive practice questions

Evaluate the following expression: $4^7\times4^{-5}$47×45.

Easy
Less than a minute

Evaluate the following expression: $8^{-10}\times8^{13}$810×813.

Evaluate the following expression: $5^2\times5^{-4}$52×54.

Simplify the following, giving your answer with a positive index: $2^3\div2^{-2}$23÷​22

### Outcomes

#### NA6-2

Extend powers to include integers and fractions.

#### 91026

Apply numeric reasoning in solving problems