4
20 because you would multiply 20 by 1 to get 20 and subtract by 4 to get 16
The multiples of 16 are 16, 32, 48, 64, 80, etc. The multiples of 20 are 20, 40, 60, 80, 100, etc. The common multiples of 16 and 20 are 80, 160, 240 and so on.
The common multiples of 16 and 20 are 80, 160, 240, 320, 400, 480, 560, 640, and so on.
Multiples of 4: 4, 8, 12, 16, 20 Multiples of 10: 10, 20 Therefore, the answer is 20. (:
20 and 16
21
For 16 and 20, 80,160,240 For 30 and 33, 330,660,990
4, 8, 12, 16, 20
80, 160, 240 and so on.
4, 8, 12, 16, 20
4, 8, 12, 16 and 20
The multiples of 4 are 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, . . .The multiples of 16 are 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176, . . .
Multiples of 4 include 4, 8, 12, 16, 20 and 24. For them to be common, they need to be compared to another set of multiples.