84/87 as a percentage is 96.55%. This means the fraction is very close to a whole number, just a little shy of 100 %.
The fraction 84/87 can be simplified only by dividing both numbers by 3, giving 28/29. That tiny difference from 1 shows up in the percentage as a small drop from the perfect 100 %.
When you see a value like 96.55%, it tells you that something is almost complete. For example, if a student answers 84 out of 87 questions correctly, they have scored 96.55% on the test.
In everyday life, percentages like this are useful for describing high performance, success rates, or efficiency. Knowing that 84/87 equals 96.55% helps you quickly understand how close the result is to the maximum possible.