Multiples of 12: 12, 24, 36, 48, 60, 72, 84, …
Multiples of 15: 15, 30, 45, 60, 75, 90, …
Multiples of 20: 20, 40, 60, …
LCM(12, 15, 20) = 60
Multiples of 15: 15, 30, 45, 60, 75, 90, …
Multiples of 20: 20, 40, 60, …
LCM(12, 15, 20) = 60
The solution above and all other related solutions were provided by the Least Common Multiple by Listing Multiples Application.