45/55 as a percentage is 81.82%. This is the rounded value you get when you look at the fraction in a percent format, and it’s easy to remember for quick estimates.
The fraction 45/55 can also be simplified to 9/11, which shows the same relationship between the two numbers. Whether you write it as 45/55, 9/11, or 81.82%, the value stays consistent.
Knowing this percentage is handy in everyday situations, like figuring out scores, discounts, or portions. It gives a clear picture of how large a part of the whole something represents, without needing a calculator every time.
