Multiples of 25: 25, 50, 75, 100, 125, 150, 175, 200, 225, 250, 275, 300, 325... Multiples of 30: 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330... Common multiples of 25 and 30 include 150 and 300. The lowest common multiple or least common multiple is the lowest multiple two numbers have in common.