25/42 as a percentage is 59.52%. This fraction is a little more than one‑half, so when you see it in a problem it’s handy to know it’s just under 60 %.
The fraction 25/42 can be simplified only by dividing both numbers by 1, so it stays as 25/42. It represents 25 equal parts out of a total of 42, which is a common way to split things like a pizza or a project into many pieces.
Knowing that 25/42 is about 59.52% helps you compare it quickly with other percentages. For example, if a test score is 59.52 % you’re just a little below the 60 % mark, and you can see how close you are to passing if the cutoff is 60 %.