21% of 16= 21% * 16= 0.21 * 16= 3.36
21-16 = 5
The greatest factor of 21 and 16 is 21, which is a factor of 21 but not of 16.
16
5
Your answer is 16 & 21 21 - 16 = 5 21 * 16 = 336
21
16/21 = 76.2%
The answer to 21 plus 16 is 37.
It is: 16 21
16, 21, 26,
The greatest common factor of 16 and 21 is 1. Therefore, 16/21 cannot be reduced and is already in its simplest form.