Solutions by everydaycalculation.com

The LCM of 7 and 18 is 126.

- Find the prime factorization of 7

7 = 7 - Find the prime factorization of 18

18 = 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 × 3 × 3 × 7 - LCM =
**126**

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Find least common multiple (LCM) of: 14 & 36 21 & 54 35 & 90 49 & 126 14 & 18 7 & 36 21 & 18 7 & 54 35 & 18 7 & 90 49 & 18 7 & 126

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