36 is the LCM of 9 and 12.
The LCM is: 45
The LCM is: 180
lcm = 36
The LCM is: 36
The LCM is: 180
For the values: 12, 9, 5 the LCM is: 180
180
180
The LCM is: 90
LCM(912, 15) = 4560.
The multiples of 3 are: 3, 6, 9, 12, 15, 18 etc ...The multiples of 5 are: 5, 10, 15, 20, etc ...The multiples of 15 are: 15, 30, 45, etc ...The lowest common multiple of 3, 5, and 15 is 15, so the LCM = 15