Asked by joe

what's the LCM of 9 and 15?
I got 9
is that the correct answer?
Answered by Ms. Sue
No.

Multiples of 9 are: 9, 18, 27, 36, 45, 54, 63

Multiples of 15 are: 15, 30, 45, 60, 75

What is the smallest number that is a multiple of both numbers?

http://www.math.com/school/subject1/lessons/S1U3L3GL.html
Answered by joe
45?
Answered by Ms. Sue
Right. 45 is the LCM of 9 and 15.
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