Percentage Calculator
Please provide any two values below and click the "Calculate" button to get the third value.
% of = 
Percentage Difference Calculator
Value 1  
Value 2  
Percentage Increase Calculator
% = ? 
In mathematics, a percentage is a number in the fraction of 100. It is often denoted with the symbol of "%", or simply "pct" or "percent". For example, 35% is equivalent to 0.35 or 35/100. The calculator above can take any two values and calculate the third value. Examples:

5 percent of 30 = ?
? percent of 30 = 1.5
5 percent of ? = 1.5
Percentage Formula
 P% × V_{1} = V_{2}
Percentage Increase/Decrease Formula
 Percentage Increase = V_{2}  V_{1} / V_{1}
Percentage Difference Formula
 Percentage Difference = V_{2}  V_{1} / ((V_{1}  V_{2})/2)