What are common multiples of 3 and 15 from 1 to 100?

3:3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57,60,63,66,69,72,75,78,81,84,87,90,93,96,99

15:15,30,45,60,75,90,105