What is the LCM of 18 and 77?
The LCM of 18 and 77 is 1386.
Steps to find LCM
- Find the prime factorization of 18
18 = 2 × 3 × 3 - Find the prime factorization of 77
77 = 7 × 11 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:
LCM = 2 × 3 × 3 × 7 × 11 - LCM = 1386
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Find least common multiple (LCM) of: 36 & 154 54 & 231 90 & 385 126 & 539 36 & 77 18 & 154 54 & 77 18 & 231 90 & 77 18 & 385 126 & 77 18 & 539
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