Civil Service Exam Reviewer · Basic Operations · medium

What is the least common multiple (LCM) of 18 and 14?

1. 126
2. 252
3. 2
4. 140

Answer

A. 126

Solution

LCM = (18 × 14) ÷ GCF(18, 14) = 252 ÷ 2 = 126.

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