87/90 as a percentage is 96.67%. This shows that the fraction is very close to a whole, just a little bit under 100 %.
The fraction 87/90 can be thought of as 87 parts out of 90 equal parts. Because the numbers are large, the result feels almost like a full set, which is why the percentage is so high.
In everyday use, you might see 96.67% when measuring efficiency, test scores, or any situation where you want to express a near‑complete result. The value is rounded to two decimal places, making it easy to read and compare.