44/45 as a percentage is 97.78%. This number tells you that the fraction is very close to a whole, missing just a little bit.
The fraction 44/45 can be thought of as 44 equal parts out of a total of 45. Because it is only one part shy of being a complete set, the percentage is high, showing that almost the entire amount is represented.
In everyday terms, 97.78% means that if you had 100 items, you would have about 98 of them. It’s a useful way to see how near the fraction is to 100% without dealing with the denominator.