Everyday / Conversion
Percentage Calculator
Calculate percentages, ratios, discounts, markups, and percent changes directly in your browser. Handle discounts, tips, ratios, markups, and percent changes in one place without reaching for a spreadsheet.
What is X% of Y?
Mode
20
Value A
150
Value B
30
Result
Calculator mode
Examples
Status
Loaded starter percentage example
Primary result
20% of 150 = 30
Decimal form: 0.2
Base value: 150
Result amount: 30
Amount
30
The percentage amount itself.
Remainder
120
What remains after subtracting that amount.
Double check
60
How 40% of the same base compares.
Breakdown
20% means 0.2 as a decimal.
150 x 0.2 = 30
Useful for quick tax, discount, and commission checks.
Common uses for this result
20% tax on 150
20% tip for a bill of 150
20% commission from 150