Lowest Common Multiple (LCM) & Highest Common Factor (HCF)
More Lessons for GCSE Maths
Videos to help GCSE Maths students learn how to find the highest common factor (HCF) and lowest common multiple (LCM).
How to work out HCF and LCM using short division or ladder method?
How to work out the Highest Common Factor and Lowest Common Multiple using short division. Useful for quick calculations where a factor tree isn't required. GCSE level C
How to find HCF and LCM using the ladder method
This video will teach you how to find the highest common factor (HCF) and lowest common multiple (LCM) for 2 numbers.
Finding the LCM using the "Ladder" Method
Finding the GCF using the "Ladder" Method
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