21/98 as a percentage is 21.43%. This number tells you how much of a whole 21 parts out of 98 represent. It’s a quick way to see the size of the fraction in everyday terms.
The fraction 21/98 can be simplified to 3/14, which still represents the same amount. Even though the numbers look different, the value stays the same, so the percentage stays 21.43%.
Knowing the percentage is handy for things like grading, budgeting, or comparing data. When you see 21.43%, you instantly understand the proportion without having to think about the original numbers.