12/54 as a percentage is 22.22%. This is the rounded value you get when you change the fraction to a percent.
The fraction 12/54 can be simplified to 2/9, which is a common ratio you might see in recipes or in measuring parts of a whole. Even though the numbers look different, they represent the same amount.
When you need to talk about this amount in everyday life, using the percent makes it easier to understand. For example, saying “about 22% of the class chose option A” is clearer than saying “2 out of every 9 students chose option A.”
