The fraction 11/26 is equal to 42.31% when it is expressed as a percent. This value tells you how much of a whole the fraction represents in everyday language. Seeing it as a percentage makes it easier to compare with other numbers you might encounter.
In practical terms, 42.31% can be used to describe parts of a group, like 42.31 out of every 100 items. If you have 26 pieces of something and you take 11 of them, you are taking roughly 42 out of every 100 pieces.
The percentage is rounded to two decimal places, which is common in reports and school work. This rounding keeps the number simple while still giving a clear picture of the size of the fraction.