Solutions by everydaycalculation.com

The LCM of 20 and 32 is 160.

- Find the prime factorization of 20

20 = 2 × 2 × 5 - Find the prime factorization of 32

32 = 2 × 2 × 2 × 2 × 2 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 2 × 2 × 2 × 2 × 5 - LCM =
**160**

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Find least common multiple (LCM) of: 40 & 64 10 & 16 60 & 96 100 & 160 140 & 224 40 & 32 20 & 64 60 & 32 20 & 96 100 & 32 20 & 160 140 & 32 20 & 224

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