28/44 as a percentage is 63.64%. This value tells you how much of a whole the fraction represents when you look at it in terms of 100 parts.
The fraction 28/44 can be reduced to 7/11, which is a simpler way to see the same amount. Whether you write it as 28/44, 7/11, or 63.64%, the meaning doesn’t change: it’s a little more than half of the whole.
Knowing the percentage makes it easy to compare with other numbers. For example, 63.64% is higher than 50% but lower than 75%, giving a quick sense of scale without having to work with the fraction directly.