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The Least Common Multiple of two numbers is equal to their product divided by their greatest common factor.

The greatest common factor of 72 and 42 is 6, so their Least Common Multiple is 72 * 42 / 6 = 504.

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โˆ™ 2013-09-26 16:14:32
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Q: What is the lowest common multiple of 72 and 42?
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