20 of thirty one
Percentage Calculator
Using this tool you can find any percentage in three ways. So, we think you reached us looking for answers like: 1) What is 20 percent (%) of thirty-one? 2) 20 is what percent of thirty-one? Or may be: 20 of thirty one?
See the solutions to these problems below.
How to work out percentages - Step by Step
Here are the solutions to the questions stated above:
1) What is 20% of 31?
Always use this formula to find a percentage:
% / 100 = Part / Whole replace the given values:
20 / 100 = Part / 31
Cross multiply:
20 x 31 = 100 x Part, or
620 = 100 x Part
Now, divide by 100 and get the answer:
Part = 620 / 100 = 6.2
2) What is 20 out of 31?
This question is equivalent to: "20 is what percent of 31?" Or What percent 20 is out of 31?
Use again the same percentage formula:
% / 100 = Part / Whole replace the given values:
% / 100 = 20 / 31
Cross multiply:
% x 31 = 20 x 100
Divide by 31 to get the percentage:
% = (20 x 100) / 31 = 64.516129032258%
A shorter way to calculate x out of y
You can easily find 20 is out of 31, in one step, by simply dividing 20 by 31, then multiplying the result by 100. So,
20 is out of 31 = 20/31 x 100 = 64.516129032258%
To find more examples, just choose one at the bottom of this page.