0
Wiki User
If you mean 21/40 then multiply it by 100 = 52.5%
21 out of 40 = 52.5%
It is: 21/40 times 100 = 52.5%
21
40%= 40/100 which simplifies to 2/5
21/40
It is: 52.5%
8.4
21/100
12.6.
40% of 52.5 40/100=0.4 0.4x52.5=21