30 of 30
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 30 percent (%) of 30? 2) 30 is what percent of 30? Or may be: 30 of 30?
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 30% of 30?
Always use this formula to find a percentage:
% / 100 = Part / Whole replace the given values:
30 / 100 = Part / 30
Cross multiply:
30 x 30 = 100 x Part, or
900 = 100 x Part
Now, divide by 100 and get the answer:
Part = 900 / 100 = 9
2) What is 30 out of 30?
This question is equivalent to: "30 is what percent of 30?" Or What percent 30 is out of 30?
Use again the same percentage formula:
% / 100 = Part / Whole replace the given values:
% / 100 = 30 / 30
Cross multiply:
% x 30 = 30 x 100
Divide by 30 to get the percentage:
% = (30 x 100) / 30 = 100%
A shorter way to calculate x out of y
You can easily find 30 is out of 30, in one step, by simply dividing 30 by 30, then multiplying the result by 100. So,
30 is out of 30 = 30/30 x 100 = 100%
To find more examples, just choose one at the bottom of this page.