Input
200 × 15 / 100
Expected result
30
Percentage & Percentage Change Calculator
Find a percentage, ratio, or change.
01 InputUpdates as you type
02 ResultOn your device
Enter a value to see the result.
How to use
Choose a percentage of a value, a ratio, or percentage change. Change = (new − previous) ÷ |previous| × 100.
Good to know
Ratios and percentage changes require a nonzero base. Negative bases use their absolute value for percentage change.
Worked examples
Input
50 / 200 × 100
Expected result
25%
Input
(125 − 100) / |100| × 100
Expected result
25%