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The common multiples of 2 and 7 are 14, 28, 42, 56, 70, 84, 98, and so on.

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Q: What are the common multiples of 2 and 7?

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The first 2 multiples are 42,84.

Multiples of 7 include 7, 14, 21, 28 and so on. For them to be common, they need to be compared to another set of multiples.

The 3 numbers don't have a common multiple except for 1.

Multiples of 7 include 7, 14, 21, 28, 35 and so on. For them to be common, they need to be compared to another set of multiples.Itself and any other multiples of 7

Common multiples of 7 and 4 include any multiple of 28.

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14,28,42,56,70...

42

lcm(2, 7) = 14 → first 3 common multiples are: 14, 28, 42; lcm(2, 8) = 8 → first 3 common multiples are: 8, 16, 24; lcm(7, 8) = 56 → first 3 common multiples are: 56, 112, 168; lcm(2, 7, 8) = 56 → first 3 common multiples are: 56, 112, 168.

The first 2 multiples are 42,84.

14 = 2 X 7 42 = 2 X 3 X 7 So 2 & 7 are common to both multiples / NB '3' is NOT a common multiple.

2

28 and 56

Any multiple of 14.

Every multiple of 14 !

The LCM is 42.

14, 28, 42

Any multiple of 154.