This versatile calculator helps you solve common percentage-based problems quickly and accurately. Select the type of calculation you need from the tabs:

• X% of Y: Finds what a certain percentage of a given number is (e.g., "What is 15% of 200?").
• X is what % of Y?: Determines what percentage one number is of another (e.g., "30 is what percentage of 200?").
• Discount Calculator: Calculates the final price after a percentage discount and shows the amount saved (e.g., "$200 with a 15% discount").
• Price Increase Calculator: Calculates the final price after a percentage increase and shows the amount added (e.g., "$100 with a 10% price increase").

All calculations are performed in your browser. Results are typically rounded to two decimal places, suitable for currency or general use.