60 and all its multiples
Multiples of 20 are 20, 40, 60, 80 and 100. For them to be common, they need to be compared to another set of multiples.
LCD= 60
60 is the lcm
Common multiples include any multiple of 60.
20 pinkgal333:20, 40, 60 are all common multiples.
The multiples of 20 are 20, 40, 60, 80, 100, 120... The multiples of 30 are 30, 60, 90, 120, 150... The multiples of 15 are 15, 30, 45, 60, 75, 90, 105, 120, 135... The common multiples of 20, 30, and 15 are 60, 120, 180, 240...
20, 40, 60 and so on. 30, 60, 90 and so on. Common multiples include 60, 120, 180 and so on.
The least common multiple is 20. Any multiples of 20 will be common multiples of 4 and 10: 40, 60, 80, etc.
The multiples of 12 are 12, 24, 36, 48, 60, 72, 84, 96... The multiples of 20 are 20, 40, 60, 80, 100... The LCM of 12 and 20 is 60.
60 and 8,220
60