Lowest Common Multiple [LCM]

The multiples of 2 are 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ............
The multiples of 3 are 3, 6, 9, 12, 15, 18, 21, 24 ............

The common multiples of 2 and 3 are 6, 12, 18, 24, ............
The lowest common multiple of 2 and 3 is 6

The multiples of 5 are 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, ............
The multiples of 10 are 10, 20, 30, 40, 50, ............
The common multiples of 5 and 10 are 10, 20, 30, 40, 50, ............
The lowest common multiple of 5 and 10 is 10

The multiples of 2 are 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ............
The multiples of 3 are 3, 6, 9, 12, 15, 18, 21, 24, ............
The multiples of 4 are 4, 8, 12, 16, 20, 24, ............
The common multiples of 2,3 and 4 are 12, 24, 36, 48, 60, ............
The lowest common multiple of 2, 3 and 4 is 12

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Shows Finding LCM Of Two Numbers
Using The Method In The Above Examples
Shows Finding LCM Of Two Numbers
Using The Method In The Above Examples
AND
Finding LCD Of Two Or Three Numbers
Using The Prime Factorisation Method
Question For You To Try
Pause The Video Once The Question Is Shown
Work On Paper Restart The Video Afterwards
This Video Also Shows How To Find The LCM
Of Two Algebraic Terms eg 32x And 10xy

Created and Edited by Dr David Cornelius an Independent Private Maths Tutor with over 25 years of experience and The Secretary of The Association of Tutors in the UK for 15 years
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