High Common Factor (HCF) & Lowest Common Multiple (LCM)

High Common Factor (HCF) & Lowest Common Multiple (LCM) (Question)

Answer the following questions

  1. State the Highest Common Factor between 12 & 18.
  2. State the Lowest Common Multiple between 4 & 6.


  • HCF: When comparing the factors of two or more numbers, it is normal for them to have common factor. For instance, HCF is the highest common factor between the numbers.
  • LCM: When comparing the multiple of two or more numbers, those numbers can have common multiple. For instance, LCM is the lowest common multiple between the numbers.

High Common Factor (HCF) & Lowest Common Multiple (LCM) (Answer)

  1. 6
  2. 12

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