5/90 as a percentage is 5.56%. This small number tells you how much of a whole the fraction represents. In everyday terms, it means that out of every 100 parts, about 5.56 parts belong to the fraction.
The fraction 5/90 can also be reduced to 1/18, which is easier to picture. Think of 18 equal pieces; one of those pieces is the same size as 5/90 of a whole. Whether you write it as a fraction or a percentage, the size of the part stays the same.
When you see 5.56% in a report or a chart, you now know it comes from the simple fraction 5/90. It’s a quick way to compare small portions of a larger whole without dealing with the fraction directly.