The LCM of 20 and 30 is 60.
The multiples of 20 are 20, 40, 60, and so on.
The multiples of 30 are 30, 60, and so on.
So teh LCM of 20 and 30 is 60.
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The least common multiple of 14 , 20 , 30 = 420
The least common multiple of the numbers 14 and 30 is 210.
The Least Common Multiple of 12, 18, and 30 is 180.
Select ALL pairs of numbers that have a least common multiple of 30
The least common multiple of 3 and 5 is 15. This, however is not a multiple of 2 so we must find the next common multiple of 3 and 5. This is 30. Since 30 is also a multiple of 2, 30 is therefore the least common multiple of 3, 5 and 2.