LCM of 9 and 81

Number 1Number 2(Optional) Enter Number 3

Determine the Least Common Multiple (LCM) of (9,81,27)

We start by listing out each multiple for our 3 numbers
The LCM is the smallest multiple common in all the lists

List the first few multiples for 9
9,18,27,36,45,54,63,72,81,90,99,108

List the first few multiples for 81
81,162,243,324

List the first few multiples for 27
27,54,81,108,135,162

Our Least Common Multiple (LCM) of (9,81,27) is 81