# Answers

Solutions by everydaycalculation.com

## What is the LCM of 126 and 315?

The LCM of 126 and 315 is 630.

#### Steps to find LCM

1. Find the prime factorization of 126
126 = 2 × 3 × 3 × 7
2. Find the prime factorization of 315
315 = 3 × 3 × 5 × 7
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 × 7
4. LCM = 630

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