Solutions by everydaycalculation.com

The LCM of 18 and 51 is 306.

- Find the prime factorization of 18

18 = 2 × 3 × 3 - Find the prime factorization of 51

51 = 3 × 17 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 3 × 3 × 17 - LCM =
**306**

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Find least common multiple (LCM) of: 36 & 102 54 & 153 6 & 17 90 & 255 126 & 357 36 & 51 18 & 102 54 & 51 18 & 153 90 & 51 18 & 255 126 & 51 18 & 357

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