Q:

# What is the least common multiple of 24 and 42?

A:

The least common multiple of 24 and 42 is 168. The least common multiple of a set of numbers is the smallest number that can be evenly divided by the set of numbers in question.

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A common way to solve for the least common multiple is to multiply the set of numbers together and divide by their greatest common divisor. The product of 24 and 42 is 1,008, and the greatest common divisor is 6, so the least common multiple is 1,008 / 6, or 168. While there are multiple ways to calculate the least common multiple, this method always yields the lowest figure.

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