About the Percentage Calculator
Free Percentage Calculator with 3 modes: find X% of Y, find what percentage X is of Y, and calculate percentage increase or decrease between two values. Understanding how this works can significantly improve your financial planning. This tool is designed to provide you with the most accurate and up-to-date calculations required for your specific needs.
The Mathematical Formula
How to use this calculator?
Choose Calculation Mode
Use Mode 1 to find X% of Y, Mode 2 to find what % X is of Y, or Mode 3 for % change.
Enter Values
Input the numbers in the respective fields.
Get Instant Results
Results update in real-time as you type.
Frequently Asked Questions (FAQs)
Q. How to calculate percentage of marks?
Divide total marks obtained by maximum marks, then multiply by 100. For example, 450/500 × 100 = 90%.
Q. What is percentage increase formula?
Percentage Increase = ((New Value - Old Value) / Old Value) × 100.
Disclaimer: This tool is provided for general utility and informational purposes only. While we strive for accuracy, we make no guarantees regarding the results. Please verify the outputs before using them for any critical applications.