What is the least common multiple of 30 and 18?

Caeylee ∙

Lvl 1

∙ 8y ago

Updated: 8/17/2019

LCM is 90, which is the multiple of the highest power of prime factors in the given numbers (2 x 3^2 x 5).

First, Prime factorization of 30 and 18:

30: 2 x 3 x 5

18: 2 x 3 x 3 = 2 x 3^2

Therefore, LCM = 2 x 3^2 x 5 = 90
The Least Common Multiple of 18 and 30 is 90.
It is 90
90

Wiki User

∙ 7y ago

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