Solutions by everydaycalculation.com

The LCM of 6 and 4 is 12.

- Find the prime factorization of 6

6 = 2 × 3 - Find the prime factorization of 4

4 = 2 × 2 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 2 × 3 - LCM =
**12**

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Find least common multiple (LCM) of: 12 & 8 3 & 2 18 & 12 30 & 20 42 & 28 12 & 4 6 & 8 18 & 4 6 & 12 30 & 4 6 & 20 42 & 4 6 & 28

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