54/64 as a percentage is 84.38%. This number shows how much of a whole the fraction represents when we look at it on a 100‑point scale.
The fraction 54/64 can be reduced to 27/32, which is still the same amount. Whether you write it as a fraction or a percent, it tells you that the value is a little over four‑fifths of the whole.
In everyday situations, percentages like this are handy. For example, if you scored 54 points out of a possible 64 on a test, you would have earned 84.38%, which is a solid B‑grade in most schools.
Remember that a percentage is just another way to express a fraction, making it easy to compare different amounts quickly.