10/80 = 12.5%
The fraction 10/80 represents 12.5%, a value that can show up in everyday situations. For example, it could describe using 10 out of 80 seats, scoring 10 points out of 80, or getting a small discount on a purchase.
You can picture it as one-eighth of a whole, since 12.5% is a little more than 10%. Imagine dividing something into eight equal parts and shading just one part; that gives a quick sense of how small, but still noticeable, this amount is.
A common mistake is to think 10/80 is 10% because the numerator is 10. The denominator matters too, because the fraction compares 10 with a total of 80 rather than with 100.