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The multiples of 7 are 7, 14, 21, 28, 35, 42, etc.The multiples of 14 are 14, 28, 42, etc.

The multiples of 21 are 21, 42, etc.

The least common multiple (LCM) of 7, 14, and 21 is 42

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The LCM is: 42

Q: LCM 7 14 21

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It's 126. -- the 6th multiple of 21 -- the 9th multiple of 14 -- the 14th multiple of 9

The prime factorization of 71421 is 3 x 7 x 19 x 179 but that's probably not what we're dealing with here. 7 2 x 7 = 14 3 x 7 = 21 The LCM and GCF refer to the set as a whole, not the individual numbers. The GCF of 7, 14, 21 is 7 The LCM of 7, 14, 21 is 42

The LCM is 84.

The LCM is 308.

The LCM is 154.

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The LCM is 42

The LCM is 42.

The LCM is: 84

The Least Common Multiple (LCM) of 6, 7, and 21 is 42.

42

2 x 7 = 14 3 x 7 = 21 2 x 3 x 7 = 42, the LCM

The least common multiple of the numbers 21, 14 and 7 is 42.

the lcm of 3 and 7 is 21 and the lcm of 7 and 21 is 21, so the lcm of 3, 7 and 21 is the lcm of 21 and 21 which is 21.

It's 126. -- the 6th multiple of 21 -- the 9th multiple of 14 -- the 14th multiple of 9

The LCM is: 84

The least common multiple of the numbers 7, 18 and 21 is 126.

It is: 294 which is the same as its LCM