What is the LCM of 5 and 4?
The LCM of 5 and 4 is 20.
Steps to find LCM
- Find the prime factorization of 5
5 = 5 - Find the prime factorization of 4
4 = 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 × 5 - LCM = 20
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Find least common multiple (LCM) of: 10 & 8 15 & 12 25 & 20 35 & 28 10 & 4 5 & 8 15 & 4 5 & 12 25 & 4 5 & 20 35 & 4 5 & 28
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