Here we will show you how to write 17 over 21 as a percentage. The goal is to not only give you the answer to 17 over 21 as a percentage, but also explain how to do it so you can solve similar problems on your own in the future.
First, note that 17 over 21 is the same as the fraction 17/21 where 17 is the numerator and 21 is the denominator. Furthermore, "percent" means "per hundred" or "something per hundred" or "something over one hundred". It is that "something" that is 17 over 21 as a percentage. If we call that something x, then this is the equation we want to solve:
 = 

When we solve the equation above for x, we get the answer to 17 over 21 as a percentage as follows:
80.9524%
See how we did that? Basically, to convert 17 over 21 as a percentage, we need to keep the ratio intact, but make the denominator 100 instead of 21. 17 over 21 is the same as 80.9524 over 100, which means 17 over 21 as a percentage is 80.9524%.
Fraction to Percent Calculator
Here you can convert another fraction to percentage.
More information: The answer on this page is rounded up to four decimal places if necessary. To solve the equation we created, we divided the numerator by the denominator on the left side. Then, we took that quotient and multiplied it by 100 to get the answer:
(17 / 21) * 100 = 80.9524
What is 17 over 22 as a percentage?
Go here for the next fraction on our list that we converted to percentage.
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