Which number is a multiple of 3 and 7?

asked Jul 7, 2023 219k views

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All multiples of 3 are:

3,6,9,12,15,18,21,24,27,...

All multiples of 7 are:

7,14,21,28,35,42,49,...

Therefore, the LCM of 3 and 7 would be 21.

Kurgaan answered Jul 11, 2023

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