12: 12, 24, 36, 48, 60, 72, 84...
30: 30, 60, 90....
5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70...
Well, the lowest number that all three numbers have in common is 60...so there's your answer.
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The Least Common Multiple (LCM) for 15 12 5 30 is 60.
The LCM is 120.
LCM of 5 and 30 is 30.The Least Common Multiple (LCM) of 30 and 5 is 30.
The LCM is 30.
The LCM is 30.