What you need to know
Check yourself against these “I can” statements.
- I can multiply powers of the same number by adding the indices
- I can divide powers of the same number by subtracting the indices
- I can explain why any number to the power of zero equals 1
Practise this topic
3 resourcesLaws of Indices
Multiplying, dividing and raising powers: the three laws with numbers, then combining them, then with letters, numbers in front and two letters, and finally changing the base (4² × 2⁵ as a power of 2). Six difficulty levels…
⬢ BlockbustersLaws of Indices Blockbusters
Blockbusters with the questions from the Laws of Indices worksheet: choose its levels for the ordinary hexagons and for the harder ★ ones. Show the answer and the worked solution, or play against the computer with multiple choice.
🎯 GamePowers and Roots Countdown
Countdown with powers and roots: as well as + − × ÷, raise one tile to the power of another (2⁵ = 32), take a root when it is exact (∛64 = 4), and square or square-root a tile. Three levels, from squares and square roots to cubes…
These are the pages for Laws of Indices in the Year 7 scheme of work, following Pearson Edexcel Maths Progress Delta 1. Open this topic in Mr Wells Maths to see it alongside the rest of the course.