Enter GCF or LCM numbers:

Number 1Number 2(Optional) Enter Number 3
            

Calculate LCM for the following

(1,2)

List the first few multiples for 1

1,2,3,4,5

List the first few multiples for 2

2,4,6,8

LCM is the smallest common number:


LCM(1,2) is 2