78 and any of its multiples
The most common multiples are 13 3 3234 2 2 2 2 232
Since they are both prime, just multiple them together (65) and find multiples of that. Common multiples of 5 and 13 are: 65*1 = 65 65*2 = 130 65*3 = 195 etc
They are all multiples of 6
60 and its multiples
What are three common multiples of 2 6 8
lcm(2, 3, 5) = 30 → 2 digit common multiples are 30, 60, 90.
117, 234 and 351
Get the first common multiple, then multiply that by 0, 1, 2, 3, 4, etc. to get additional common multiples.
24 = 3 x 2 x 2 x 29 = 3 x 3prime common multiples = 3common multiples = 1,3
2 common multiples of 2 and 3 are 6 and 12.
2
The common multiples of 2 and 3 are 6, 12, 18, and so on.6, 12, 18 and so on.