**X Is What Percent Of Y**

### What is the y percentage of x?

X.

x percent y means xy / 100.

And x percent means yx / 100.

Of course x xy / 100 = yx / 100. So x percent y = y percent x.

Easy to understand with numbers.

Let's say x = 10, y = 20

10% out of 20% is 20% ...

10% of 20 = 2

So 2 ... 10 is 20%

As you can see, x percent of x is y percent of x