Multiples? There are an infinite amount. Factors on the other hand, there are: 1, 3, 7 and 21.
The common multiples of 3 and 7 are 21, 42, 63 and so on.
21
1, 3, 7, 21.
The are: 3 9 15 21 and 27
The common multiples of 3 and 21 are 21, 42, 63 and so on.
Multiples of 3 are 3, 6, 9 and so on. Multiples of 7 are 7, 14, 21 and so on. The common multiples of 3 and 7 include 21, 42, 63 and so on.
Factors: 1, 3, 7, 21 Multiples: 21, 42, 63, 84 and so on.
Odd multiples of 21.
They are: 21, 42 and 63
Any multiple of 21.
Factors of 21 = 1, 3, 7, 21 Multiples of 21: 21, 42, 63, 84, 105, 126, 147 +21 . . .
Multiples? There are an infinite amount. Factors on the other hand, there are: 1, 3, 7 and 21.
The LCM of 3 and 7 is 21
The LCM is: 21
The first 3 multiples of 7 are: 7, 14, and 21.
The common multiples of 3 and 7 are 21, 42, 63 and so on.