The fraction 36/40 as a percentage is 90.00%. It’s a tidy number that shows the fraction is just a little under a whole.
When you simplify 36/40, you get 9/10. That tells you the part is nine out of ten equal pieces, which is a common way to think about percentages.
In everyday terms, 90.00% means you have nine parts of something that would be ten parts in total. It’s a useful figure for grades, discounts, or any situation where you compare a part to a whole.
Remember, whenever you see a fraction that looks like it can be reduced to a simple ratio, the percentage will often be a clean, easy‑to‑read number like this one.