The fraction 42/58 converts to 72.41% when expressed as a percentage. This tells you that 42 out of 58 parts is a little over seven‑tenths of the whole.
Seeing the number as a percentage makes it easier to compare with other values. For example, if you had a test score of 72.41%, you’d know you answered about three‑quarters of the questions correctly.
The figure is rounded to two decimal places, so the exact value is a tiny bit different, but 72.41% is the standard way to report it in everyday situations.