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Highest common factor — AQA GCSE Mathematics Definition | GradeGen

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Mathematics
Key terms
Highest common factor

GCSE Mathematics · key term

Highest common factor

Definition

The greatest factor shared by every term in an expression.

Used by AQA

How each exam board covers it

AQA GCSE Mathematics · 8300

Specification A4 · Paper 1, Paper 2, Paper 3

Revise: Linear Expressions: Simplifying and Single Brackets

AQA Mathematics past papers

Exam tips

1
If asked to factorise fully, take out the highest common factor of every term, including any shared letters.

Related key terms

Coefficient
Distributive law
Expand
Factor
Factorise

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