The fraction 10/68 expressed as a percentage is 14.71%. This gives a quick sense of how large the part is compared to a whole.
If you simplify 10/68, you get 5/34. That still represents the same amount, just with smaller numbers. Whether you write it as a fraction or a percentage, the value stays the same.
Percentages like 14.71% are useful in everyday situations—like figuring out discounts, test scores, or the portion of a group that has a certain characteristic. Seeing the number as a percent makes it easy to compare with other values that are also in percent form.