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The least common multiple of 18 and 27 is 54.

Multiples of 18 are 18, 36, 54, and so on.

Multiples of 27 are 27, 54, and so on.

The LCM of 18 and 27 is 54.

Another way to find the LCM is to factor each number .

27 = 3 x 3 x 3

18 = 2 x 3 x 3

Use each factor the MOST it was used in any ONE number.

2 x 3 x 3 x 3 = 54

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7y ago

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