Solutions by everydaycalculation.com

The LCM of 81 and 30 is 810.

- Find the prime factorization of 81

81 = 3 × 3 × 3 × 3 - Find the prime factorization of 30

30 = 2 × 3 × 5 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 3 × 3 × 3 × 3 × 5 - LCM =
**810**

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Find least common multiple (LCM) of: 162 & 60 243 & 90 27 & 10 405 & 150 567 & 210 162 & 30 81 & 60 243 & 30 81 & 90 405 & 30 81 & 150 567 & 30 81 & 210

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