answersLogoWhite

0

The LCM of 9,12, and 15 is 180.

Let's use prime factorization to see why?

9=32,
12=22 x3
15=3x5.

To find the LCM take 32 , 22 , and 5.
9x4x5=180 which is the answer. Note we took the largest exponent of each of the factors and their product is the LCM.

User Avatar

Wiki User

15y ago

What else can I help you with?