31/84 expressed as a percentage is 36.90%. This tells you that the fraction is a little more than a third of a whole.
The fraction 31/84 is already in its simplest form, with 31 as the numerator and 84 as the denominator. It can be useful when comparing parts of a set, like 31 out of 84 students who passed a test.
In everyday situations, you might see this percentage when looking at survey results, success rates, or any data that breaks down into 84 equal pieces. Knowing that 31 of those pieces represent about 36.90% helps you quickly understand the proportion.