5/40 as a percentage is 12.50%. This fraction is a simple way to show a part of a whole, and when we look at it as a percent, it tells us that the part is a little more than one‑tenth of the whole.
The fraction 5/40 can also be reduced to 1/8, which is an easy fraction to work with. Seeing it as 12.50% helps you quickly compare it to other percentages, like 10% or 25%, without doing extra math.
In everyday use, you might see 12.50% on a discount label, a test score, or a small interest rate. Knowing that 5/40 equals this percent makes it simple to understand how big or small a number really is.