Solutions by everydaycalculation.com

The LCM of 15 and 36 is 180.

- Find the prime factorization of 15

15 = 3 × 5 - Find the prime factorization of 36

36 = 2 × 2 × 3 × 3 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 2 × 3 × 3 × 5 - LCM =
**180**

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Find least common multiple (LCM) of: 30 & 72 45 & 108 5 & 12 75 & 180 105 & 252 30 & 36 15 & 72 45 & 36 15 & 108 75 & 36 15 & 180 105 & 36 15 & 252

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