Answers

The LCM of 6 and 45 is 90.

Steps to find LCM

1. Find the prime factorization of 6
   6 = 2 × 3
2. Find the prime factorization of 45
   45 = 3 × 3 × 5
3. Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:
   
   LCM = 2 × 3 × 3 × 5
4. LCM = 90

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Find least common multiple (LCM) of: 12 & 90 18 & 135 2 & 15 30 & 225 42 & 315 12 & 45 6 & 90 18 & 45 6 & 135 30 & 45 6 & 225 42 & 45 6 & 315

LCM Calculator

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