Percentage & Discount Calculator
Solve percentage calculations effortlessly. Find X% of Y, calculate percentage increase or decrease, determine what percent X is of Y, and calculate shopping sale discounts.
Percentage & Discount Calculator
Instant multi-formula percentage solver, sales discounts, and growth percentage calculators
How to Convert Numbers to Percentages
Select Calculation
Choose percentage of, percentage change, or discount.
Enter Numbers
Type values into the numeric input fields.
Read Answer
View the calculated percentage and dollar savings live.
Key Features
Four essential calculators: 'What is X% of Y', 'X is what % of Y', '% Change', and 'Discount'
Real-time calculations as you type numbers
Sales discount calculator calculates exact amount saved and final price
Calculates percentage increase and growth with positive/negative color badges
Supports decimals and large numbers with comma separation
Clean, modern mobile-friendly interface
Common Use Cases
Frequently Asked Questions
Use the Sales Discount Calculator: enter $100 price and 20% discount to see you pay $80 and save $20.
Yes, decreases in value are shown in red with a negative sign (e.g. -25%).
Calculated in-memory in your browser.