15 of twenty eight
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 15 percent (%) of twenty-eight? 2) 15 is what percent of twenty-eight? Or may be: 15 of twenty eight?
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 15% of 28?
Always use this formula to find a percentage:
% / 100 = Part / Whole replace the given values:
15 / 100 = Part / 28
Cross multiply:
15 x 28 = 100 x Part, or
420 = 100 x Part
Now, divide by 100 and get the answer:
Part = 420 / 100 = 4.2
2) What is 15 out of 28?
This question is equivalent to: "15 is what percent of 28?" Or What percent 15 is out of 28?
Use again the same percentage formula:
% / 100 = Part / Whole replace the given values:
% / 100 = 15 / 28
Cross multiply:
% x 28 = 15 x 100
Divide by 28 to get the percentage:
% = (15 x 100) / 28 = 53.571428571429%
A shorter way to calculate x out of y
You can easily find 15 is out of 28, in one step, by simply dividing 15 by 28, then multiplying the result by 100. So,
15 is out of 28 = 15/28 x 100 = 53.571428571429%
To find more examples, just choose one at the bottom of this page.