Multiples of 18: 18, 36, 54, 72, 90, 108, 126, …
Multiples of 30: 30, 60, 90, …
LCM(18, 30) = 90
Multiples of 30: 30, 60, 90, …
LCM(18, 30) = 90
The solution above and all other related solutions were provided by the Least Common Multiple by Listing Multiples Application.