1,21,3,7, those are all check if you want :)
Multiples 21: 1,3,7,21Multiples 49: 1,7,49
LCM of 21 & 49 is 147, so all multiples of 147 are common multiples of 21 & 49.
The common multiples of 3 and 21 are 21, 42, 63 and so on.
The first 5 multiples of 21 are: 21, 42, 63, 84, and 105.
The first five multiples of 21 are: 21, 42, 63, 84, 105.
Factors of 21 = 1, 3, 7, 21 Multiples of 21: 21, 42, 63, 84, 105, 126, 147 +21 . . .
Factors: 1, 3, 7, 21 Multiples: 21, 42, 63, 84 and so on.
By any multiples of 21
Multiples of 21 are numbers that can be divided evenly by 21. The first few multiples of 21 are 21, 42, 63, 84, 105, and so on. To find more multiples of 21, you can continue adding 21 to the previous multiple.
no they are nor multiples of 6
The common multiples of 9 and 21 are 63, 126, 189 and so on.
Two common multiples of 21 and 15 are 105 and 315.