85/86 as a percentage is 98.84%. This fraction is just a tiny bit less than a whole, so when you see it written as a percent it looks almost like 100%.
In everyday terms, 98.84% means that out of 100 parts, 98.84 of them are covered by the fraction. It’s a handy way to compare the size of the fraction to a full unit.
Because the number is so close to 100%, you can think of 85/86 as representing something that is practically complete, with only a very small portion missing. This makes it useful for showing near‑full values in reports, grades, or any situation where you need a quick, easy‑to‑read figure.