Solutions by everydaycalculation.com

The LCM of 15 and 33 is 165.

- Find the prime factorization of 15

15 = 3 × 5 - Find the prime factorization of 33

33 = 3 × 11 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 3 × 5 × 11 - LCM =
**165**

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Find least common multiple (LCM) of: 30 & 66 45 & 99 5 & 11 75 & 165 105 & 231 30 & 33 15 & 66 45 & 33 15 & 99 75 & 33 15 & 165 105 & 33 15 & 231

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