27/52 expressed as a percentage is 51.92%. This number tells you a little more than half of a whole when you look at the fraction in everyday terms.
The fraction 27/52 can be thought of as 27 parts out of 52 equal parts. When you compare it to a full set of 100 parts, it lands just under the midway point, which is why the percentage is a little above 50%.
Knowing the percentage makes it easier to compare 27/52 with other values, especially in situations like grades, discounts, or statistics where people usually think in terms of percent rather than fractions.