Percentage Calculator
Fast, accurate, and modern percentage tools for everyday math.
Basic Percentage
Calculate X% of Y
of
What % is X of Y?
Find the percentage ratio
is what % of
Percentage Difference
Compare two values
Value 1
Value 2
Percentage Change
Increase or decrease a value
Understanding Percentages
What is a percentage?
In mathematics, a percentage is a number or ratio that represents a fraction of 100. It is one of the ways to represent a dimensionless relationship between two numbers; other methods include ratios, fractions, and decimals.
Example: 25 out of 50 is (25/50) × 100 = 50%
The Percentage Formula
Although the percentage formula can be written in different forms, it is essentially an algebraic equation involving three values:P × V1 = V2Where P is the percentage, V1 is the first value, and V2 is the result.