Laws of Indices (Calc)

Using fractional and negative powers with a scientific calculator. This free GCSE Maths module combines short explanations, worked examples, flashcard-style recall, and timed practice so students can revise the topic without creating an account.

Foundation Skills

Negative Indices

A negative power means "1 over". E.g., x⁻² = 1/x².

Higher Skills

Fractional Indices

x^(1/2) means the square root of x. x^(1/3) means the cube root.