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The least common multiple (LCM) is often also called the lowest common multiple or smallest common multiple. Keep in mind that these different terms all refer to the same thing: the smallest positive integer which is a multiple of two or more numbers.

The least common multiple of 5, 15, and 21 is 105.

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14y ago
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6y ago

The least common multiple of 5 and 21 is 105.
The LCM is: 105
105

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Q: What is the least common multiple of 5 and 21?
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