What is the LCM of 8 and 15?
The LCM of 8 and 15 is 120.
Steps to find LCM
- Find the prime factorization of 8
8 = 2 × 2 × 2 - Find the prime factorization of 15
15 = 3 × 5 - 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 × 5 - LCM = 120
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