42/72 as a percentage is 58.33%. This tells you that the fraction is a little more than half when you look at it on a scale of 100. It’s a quick way to understand the size of the part compared to the whole.
The fraction 42/72 can be simplified by dividing both the numerator and the denominator by their greatest common divisor, which is 6. Doing that gives you 7/12. Even in its reduced form, it still represents the same proportion, and the percentage stays the same.
Knowing the percentage makes it easier to compare 42/72 with other numbers in everyday situations, like grades, discounts, or statistics. Whenever you see a value close to 58.33%, you can think of it as roughly the same share as 42 out of 72 parts.