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Factors, multiples and primes

Factors, multiples and primes

A factor divides a number exactly, and a multiple is a number in its times table. HCF is about common factors, while LCM is about common multiples.

Prime Factors, HCF and LCM Lesson

  1. GCSE
  2. /Maths
  3. /Prime Factors, HCF and LCM

Step-by-step lessons covering OCR GCSE Maths Prime Factors, HCF and LCM for Foundation and Higher tier. Each lesson works through exam-style questions in the written papers format. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.

Lessons