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Least Common Multiple or Lowest Common Multiple (LCM)
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Least common multiple (also called the lowest
common multiple or smallest common multiple (LCM)
First fine the multiple of each number.
Find the LCM of 3 and 4
multiples of a number
Find the multiples of 3
3,  6,  9,  12,  15, 18, 21
Find the multiples of 4
4,  8,  12,  16,  20,  24, 28
Find the lowest number they
both have in common
The LCM of 3 and 4 is 12
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