Solutions by everydaycalculation.com

The LCM of 72 and 9 is 72.

- Find the prime factorization of 72

72 = 2 × 2 × 2 × 3 × 3 - Find the prime factorization of 9

9 = 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 × 2 × 3 × 3 - LCM =
**72**

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Find least common multiple (LCM) of: 144 & 18 216 & 27 24 & 3 360 & 45 504 & 63 144 & 9 72 & 18 216 & 9 72 & 27 360 & 9 72 & 45 504 & 9 72 & 63

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