# What percent of 21 is 12?

Answer: 57.143 percent of 21 is 12

## Fastest method for calculating what percent of 21 is 12

Assume the unknown value is 'Y', and 12 of 21 can be written as:

Y = 12 / 21

By multiplying both numerator and denominator by 100 we will get:

Y = 12 / 21 x 100 / 100 = 57.143 / 100

Y = 57.143%

Answer: 57.143 percent of 21 is 12

If you want to use a calculator, simply enter 12÷21x100 and you will get your answer which is 57.143

You may also be interested in:

Here is a calculator to solve percentage calculations such as what percent of 21 is 12. You can solve this type of calculation with your own values by entering them into the calculator's fields, and click 'Calculate' to get the result and explanation.

What percent of
is
?
%

## Have time and want to learn the details?

Let's solve the equation for Y by first rewriting it as: 100% / 21 = Y% / 12

Drop the percentage marks to simplify your calculations: 100 / 21 = Y / 12

Multiply both sides by 12 to isolate Y on the right side of the equation: 12 ( 100 / 21 ) = Y

Computing the left side, we get: 57.143 = Y

This leaves us with our final answer: 57.143 percent of 21 is 12