lcm(45, 10) = 90 → the first three common multiples are the first three multiple of their lcm → 90, 180, 270.
90, 180, 270
They are the first three multiples of LCM(5, 9), that is, the first three multiples of 45.
15, 30, 45
15, 30, and 45 are.
15, 30, 45
The first 10 multiples of 5 are: 5, 10, 15, 20, 25, 30, 35, 40, 45, and 50.
15, 30, 45
15, 30 and 45
15, 30, 45
45, 90, 135
45, 90, 135