The Least Common Multiple (LCM) for 12 16 20 is 240.
4 8 12 16
The LCM is 48.
LCM(16, 20) = 80
LCM of 12 16 and 10 is 240.
LCM of 8 16 20 is 80.
LCM 12 and 16 is 48.
LCM of 12 & 16 is 48. LCM of 48 and 30 is 240, ie 20 x 12, 15 x 16 and 8 x 30.
400 is the LCM. 8 x 50 = 400 20 x 20 = 400 16 x 25 = 400 100 x 4 = 400
Because 240 is the smallest number that 12, 16 and 20 will divide into evenly with no remainder.
The gcf of 16 and 20 is 4. The lcm of 16 and 20 is 80
The LCM is 400.