40/82 as a percentage is 48.78%. This is the rounded value you get when you change the fraction into a percent form, and it tells you that the fraction is a little under half.
The fraction 40/82 can be simplified a bit, but even without simplifying it’s clear that the numbers are close to each other, so the result is close to 50 %. That’s why the percentage ends up just under the half‑way mark.
Knowing the percent helps when you compare this fraction to other values, like test scores or discounts. It’s a quick way to see that 40 out of 82 is not quite half, but almost there.
