48/90 as a percentage is 53.33%. This is the decimal value you get when you change the fraction into a percent and round it to two decimal places. It tells you a little more than half of a whole.
The fraction 48/90 can be reduced to 8/15, which is a simpler way to see the same value. Both fractions represent the same part of a whole, just written differently. Using the reduced form can make it easier to compare with other fractions.
When you see 53.33% on a chart or in a report, you know it comes from the original 48 out of 90 pieces. It’s a quick way to understand the proportion without doing the math each time.