It"s an extremely common when learning around fractions to desire to know how transform a fraction like 12/15 into a percentage. In this step-by-step guide, we"ll display you exactly how to revolve any fraction into a portion really easily. Let"s take a look!


Want to easily learn or show students exactly how to transform 12/15 to a percentage? beat this very quick and also fun video clip now!


Before we get started in the portion to percentage conversion, let"s go over some an extremely quick fraction basics. Remember that a numerator is the number above the portion line, and also the denominator is the number listed below the portion line. We"ll usage this later in the tutorial.

You are watching: What grade is a 12 out of 15

When we are using percentages, what we are really saying is that 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, due to the fact that our denominator in 12/15 is 15, us could readjust the portion to do the denominator 100. To do that, we division 100 through the denominator:

100 ÷ 15 = 6.6666666666667

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


12 x 6.6666666666667/15 x 6.6666666666667=80/100

Now we can see that our fraction is 80/100, which means that 12/15 together a portion is 80%.

We can likewise work this the end in a simpler means by very first converting the portion 12/15 come a decimal. To carry out that, we just divide the numerator by the denominator:

12/15 = 0.8

Once we have actually the price to the division, we can multiply the answer by 100 to make it a percentage:

0.8 x 100 = 80%

And over there you have it! Two different ways to transform 12/15 come a percentage. Both room pretty straightforward and also easy come do, yet I personally like the convert to decimal method as it takes less steps.

I"ve watched a the majority of students get confused whenever a concern comes up around converting a fraction to a percentage, however if you follow the measures laid out below it must be simple. That said, you may still require a calculator for more complicated fractions (and girlfriend can always use our calculator in the type below).

If you desire to practice, grab you yourself a pen, a pad, and also a calculator and try to convert a few fractions to a portion yourself.

Hopefully this tutorial has actually helped you come understand how to transform a portion to a percentage. You deserve to now walk forth and convert fountain to percentages as much as your tiny heart desires!

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