When you calculate 21/89 as a percentage, you get 23.60%. This number tells you how large the fraction is compared to a whole, using a scale of one hundred.
The fraction 21/89 is a proper fraction because the numerator (21) is smaller than the denominator (89). It cannot be simplified further, so it stays as it is. Seeing it as 23.60% makes it easier to understand at a glance, especially when you’re comparing it to other percentages.
In everyday life, you might use this percentage to describe a proportion, like 23.60% of a class of 89 students scoring a certain grade. Knowing both the fraction and the percentage gives you flexibility in how you present the information.