Finding the LCM of 3 or more numbers 127-2

⁣How do you do LCM step by step?
Find the LCM by listing multiples.
List the first several multiples of each number.
Look for multiples common to both lists. If there are no common multiples in the lists, write out additional multiples for each number.
Look for the smallest number that is common to both lists.
This number is the LCM.