First three common multiples of 5 and 6 are 30, 60 and 90.
First three common multiples of 2 and 6 are 6, 12 and 18.
The first three multiples of 6 are 6, 12 and 18. For them to be common, they need to be compared to another set of multiples.
The first three common multiples of 2 and 3 are... 6, 12 and 18.
The first three multiples of 2 are 2, 4, 6. For them to be common, they need to be compared to another set of multiples.
The first three common multiples are 18, 36, and 54.
6,12,18
60,120,180
24,48,72
the first three common multiple of 6 and 8 are : 28,48,72
6, 12, 18
6, 12 and 18