It"s very common when learning about fractions to want to recognize how convert a portion like 21/25 into a percentage. In this step-by-step guide, we"ll present you exactly how to revolve any portion into a percentage really easily. Let"s take it a look!


Want to quickly learn or show students exactly how to transform 21/25 to a percentage? beat this really quick and also fun video now!


Before we get started in the portion to percent conversion, let"s walk over some very quick portion basics. Remember that a numerator is the number above the portion line, and the denominator is the number below the fraction line. We"ll usage this later on in the tutorial.

You are watching: 21 is what percent of 25

When we are using percentages, what we are really speak is the the portion is a fraction of 100. "Percent" way per hundred, and so 50% is the very same as saying 50/100 or 5/10 in portion form.

So, because our denominator in 21/25 is 25, us could readjust the portion to do the denominator 100. To perform that, we division 100 through the denominator:

100 ÷ 25 = 4

Once we have that, we have the right to multiple both the numerator and also denominator by this multiple:


21 x 4/25 x 4=84/100

Now we can see that our fraction is 84/100, which way that 21/25 together a percentage is 84%.

We can also work this out in a simpler way by very first converting the fraction 21/25 to a decimal. To carry out that, we just divide the numerator by the denominator:

21/25 = 0.84

Once we have the prize to that division, we can multiply the prize by 100 to make it a percentage:

0.84 x 100 = 84%

And over there you have actually it! Two various ways to transform 21/25 come a percentage. Both are pretty straightforward and also easy to do, yet I personally prefer the transform to decimal an approach as that takes much less steps.

I"ve viewed a many students get puzzled whenever a concern comes up about converting a portion to a percentage, yet if you follow the actions laid out right here it should be simple. The said, you may still need a calculator for more facility fractions (and girlfriend can constantly use our calculator in the kind below).

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If you desire to practice, grab you yourself a pen, a pad, and also a calculator and try to convert a couple of fractions to a percentage yourself.

Hopefully this tutorial has helped you come understand exactly how to transform a fraction to a percentage. You can now go forth and convert fountain to percentages as lot as your small heart desires!

Fraction to percent Calculator


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