First three common multiples of 2 and 6 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.
6,12,18
60,120,180
the first three common multiple of 6 and 8 are : 28,48,72
6, 12, 18
6, 12 and 18
The first three common multiples are 18, 36, and 54.
18,36,and 54
They are: 3, 6 and 9
6, 12, 18
The first three multiples of 3 are 3, 6, 9 The first three multiples of 9 are 9, 18, 27 As the lowest common multiples of 3 and 9 is 9, the common multiples of 3 and 9 are the multiples of 9, thus: The first three common multiples of 3 and 9 are 9, 18, 27