Answer
To find out an l.c.m of any given numbers all you have to do is divide by prime factors starting from 2 until each number becomes 1 and then you multiply all the factors together.
Finding the LCM of 3 or more numbers 127-2.22
How to find the least common multiple (LCM) of 3 or more numbers. This video is provided by the Learning Assistance Center of Howard Community College.