When you change 38/44 to a percentage, you get 86.36%.
The fraction 38/44 can be reduced to 19/22, which is still the same value. Even after simplifying, the percentage stays the same.
A number like 86.36% can be useful in everyday situations, such as grading, discounts, or statistics. It shows how much of a whole the original fraction represents.
Remember that percentages are just another way to talk about parts of a whole, and 86.36% tells you the same thing as 38 out of 44.