What are the common multiples of 10 and 12?

Multiples of 10: 10,20,30,40,50,60,70,80,90,100,110,120, etc.

Multiples of 12: 12,24,36,48,60,72,84,96,108,120, etc.

The lowest common multiple of 10 and 12 is 60.

So every multiple of 60 will be a multiple of both 10 and 12.

(e.g. 60, 120, 180, 240, 300)