How to Find the LCM - FAST!!! « mathchat - 0 views
-
anonymous on 06 Jan 12"Ever need to find the LCM (same as the LCD) for a pair of two numbers, but you don't feel like spending two hours writing out the multiples for the numbers and waiting till you get a match. Of course you need to do this - a lot! Example: whenever you add fractions with different denominators you need to find the common denominator. That is the LCM. Here's a quick way to do this."