What is the LCM of 40 and 28?
The LCM of 40 and 28 is 280.
Steps to find LCM
- Find the prime factorization of 40
40 = 2 × 2 × 2 × 5 - Find the prime factorization of 28
28 = 2 × 2 × 7 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:
LCM = 2 × 2 × 2 × 5 × 7 - LCM = 280
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Find least common multiple (LCM) of: 80 & 56 20 & 14 120 & 84 200 & 140 280 & 196 80 & 28 40 & 56 120 & 28 40 & 84 200 & 28 40 & 140 280 & 28 40 & 196
LCM Calculator
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