LCM & GCF Examples Page 1

Method 1 involves listing the multiples of each number, starting with the number times 1, then times 2, then times 3, and so on.  When you find a multiple that both numbers share, you have found your least common multiple.

Find the least common multiple of  and .  

Multiples of 

Multiples of 

Since  is the smallest multiple that both numbers share, this is the LCM.