When you ask what 39/97 is as a percentage, the answer is 40.21%. This rounded figure gives a quick sense of how large the fraction is compared to a whole.
The fraction 39/97 is a little less than one‑half. It shows up in problems where you need to split something into 97 equal parts and take 39 of them. Because the numbers are prime to each other, the fraction cannot be simplified any further.
Seeing the percentage 40.21% helps you understand the size of the fraction at a glance. It tells you that the part is just a bit over 40 % of the whole, which is easier to picture than a weird looking fraction.
In everyday use, you might round the percentage to 40% for quick estimates, but keeping two decimal places (40.21%) is useful when you need a little more precision, such as in school projects or simple data analysis.