1 of 405
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 1 percent (%) of 405? 2) 1 is what percent of 405? Or may be: 1 of 405?
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 1% of 405?
Always use this formula to find a percentage:
% / 100 = Part / Whole replace the given values:
1 / 100 = Part / 405
Cross multiply:
1 x 405 = 100 x Part, or
405 = 100 x Part
Now, divide by 100 and get the answer:
Part = 405 / 100 = 4.05
2) What is 1 out of 405?
This question is equivalent to: "1 is what percent of 405?" Or What percent 1 is out of 405?
Use again the same percentage formula:
% / 100 = Part / Whole replace the given values:
% / 100 = 1 / 405
Cross multiply:
% x 405 = 1 x 100
Divide by 405 to get the percentage:
% = (1 x 100) / 405 = 0.24691358024691%
A shorter way to calculate x out of y
You can easily find 1 is out of 405, in one step, by simply dividing 1 by 405, then multiplying the result by 100. So,
1 is out of 405 = 1/405 x 100 = 0.24691358024691%
To find more examples, just choose one at the bottom of this page.