50/59 as a percentage is 84.75%. This value is rounded to two decimal places, so you can use it whenever you need a quick estimate of the fraction in everyday situations.
The fraction 50/59 is a little bit less than 1, which means it represents a large portion of a whole. You might see it in problems about sharing items, measuring ingredients, or calculating scores where the total possible points are 59 and someone earned 50.
Since 84.75% is very close to 85%, you can often treat it as “about 85%” for rough calculations. This makes it easy to compare with other percentages and understand how big the share really is.