Number: More Practice
The exponent laws, and turning a multi-step situation into a calculation.
8 questions, free, marked as you go with a worked explanation on every one.
What this covers
- exponent laws
The questions
- Simplify: x⁴ × x³
- Evaluate: 2⁵
- Simplify: (x³)⁴
- Evaluate: 3⁰
- Simplify: x⁸ ÷ x³
- Evaluate 4⁻² as a decimal.
- A rectangular garden's length is twice its width. If the width is 6 m, what is the area of the garden, in square metres?
- A phone plan costs $30 plus $5 for every gigabyte used beyond the first 2 GB included. How much does someone pay if they use 7 GB in a month?