M34 - Maths Lessons, Homework and Revision Site

Prime Numbers - HCF and LCM

Lesson Objectives:

To be able to:

  • List prime numbers up to 29.
  • Write an integer in terms of its prime factors.
  • Calculate the Highest Common Factor (HCF) of two numbers.
  • Calculate the Lowest Common Multiple (LCM) of two numbers.

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