There are an infinite number of them. The smallest one
is 63, and the rest are all the multiples of 63.
Wiki User
∙ 2013-05-02 22:37:383
The mixed number of 21 over 9 is 21/3
1, 3, 7, 9, 21, 63
9/21 = 0.4286 so 43% of 21 = 9.03 = 9 rounded to whole number.
9 and 6 9 + 6 = 15 126/9 = 14 126/6 = 21
The number 63 can be evenly divided by 1, 3, 7, 9, 21, and 63.
21 and any multiple of 21.
21
7 can go into 21 and 105. And three!
39. The rule here is starting with the number 9, add (-6 + sequence number * 6). 9 + (-6) = 3 3 + 0 = 3 3 + 6 = 9 9 + 12 = 21 21 + 18 = 39 39 + 24 = 63
The smallest number that both 21 and 23 can go into is 483.