The LCM of 8, 10, and 20 is 40.
Multiples of 8: 8, 16, 24, 32, 40, 48......
Multiples of 10: 10, 20, 30, 40, 50, 60......
Multiples of 20: 20, 40, 60, 80
The smallest number that all three numbers go into evenly is 40.
Therefore the LCM of 8, 10, and 20 is 40.
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least common multiple of 4 and 5 and 10 IS 20
The least common multiple of the numbers 25, 20 and 10 is 100.
The least common multiple of 13 and 20 is 260.
20
The least common multiple (LCM) is often also called the lowest common multiple or smallest common multiple. Keep in mind that these different terms all refer to the same thing: the smallest positive integer which is a multiple of two or more numbers.The least common multiple of 18, 20, and 30 is 180.