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Sep 262015

LCMsThe Lowest Common Multiple (LCM) is the smallest positive number that is a multiple of two or more numbers.

For example the LCM of 4 and 6 is 12 because

Multiples of 4 are 4, 8, 12, 16, 20….

Multiples of 6 are 6, 12, 18, 24…

12 is the first number in both lists.

Practice finding Lowest Common Multiples with this Sporcle quiz. Challenge your friends to see who can get the best score.