A multiple is any number that goes into another number. A common multiples of 6 and 9 is the number 18.
18, 36, 54
18, 36, 54
18, 36, 54, 72, 90
18, 36, 54 and so on. It's all multiples of 18. Since 6 = 3 x 2 and 9 = 3 x 3, you have multiples of [3 x 3 x 2] which is 18.
The first three common multiples are 18, 36, and 54.
18, 36, 54.
36, 54, and 72
The lowest common multiple is 18. The first four common multiples are thus the first four multiples of 18 and are: 18, 36, 54 and 72.
18, 36, 54, ...
18, 36, and 54 are.
They are 18, 36 and 54.
18, 36, 54 and so on.
18, 36, 54.
18, 36, 54
18, 36, 54 and so on
18, 36, 54 and so on.