Multiples 21: 1,3,7,21Multiples 49: 1,7,49
The common multiples of 3 and 7 are:21,42,63,84,105,126,147,168,189,210,etc.
Multiples of 7, like 7, 14, 21 and so on.
The multiples of 7 from 7 to 100 are ...... 0, 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98, 105.
The multiples of 3 are: 3, 6, 9, 12, 15, 18, 21, etc ...The multiples of 6 are: 6, 12, 18, 24, etc ...The multiples of 18 are: 18, 36, 54, etc ...The lowest multiple common to 3, 6, and 18 is 18, so the LCM = 18.
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 five multiples of 21 are: 21, 42, 63, 84, 105.
The first 5 multiples of 21 are: 21, 42, 63, 84, and 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
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.
no they are nor multiples of 6
The first 5 multiples of 21 are: 21, 42, 63, 84, and 105.