The LCM is 20
20, 40, 60
20, 40 and 60
20, 40, 60
The first three multiples of 4 are 4, 8 and 12. For them to be common, they need to be compared to another set of multiples.
The first three multiples of 4 are 4, 8 and 12. For them to be common, they need to be compared to another set of multiples.
40, 80, 120
20, 40, and 60
60, 120, 180
40, 80 ,120.
20, 40, 60
20, 40, 60
They are: 40 80 and 120