Calculate LCM: Finding the Least Common Multiple of 10 and 15

What is the least common multiple of the numbers 10 and 15?

$\boxed {10}~~~\boxed {15 }$

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What is the least common multiple of the numbers 10 and 15?

$\boxed {10}~~~\boxed {15 }$

To find the least common multiple (LCM) of 10 and 15, list the multiples of each number and find the smallest multiple they have in common.

Multiples of 10: $10, 20, 30, 40, \ldots$

Multiples of 15: $15, 30, 45, 60, \ldots$

The smallest common multiple is $30$ .

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You have a pair of denominators, what is their least common multiple?

$\boxed 7~~~\boxed 5$

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