The fraction 21/58 is equal to 36.21% when converted to a percentage and rounded to two decimal places. This means that if you had 58 items and took 21 of them, you'd have about 36% of the total. It's a bit more than one-third but less than half of the whole amount.
In everyday life, you might come across this fraction or percentage in various situations. For example, if 21 out of 58 students in a class passed a test, you could say that 36.21% of the class succeeded. Or if you're looking at sales data and 21 out of 58 customers made a purchase, you'd know that about 36% of potential buyers actually bought something. This fraction and its percentage equivalent can be useful for quick comparisons or understanding parts of a whole.