Calculator
Free online calculator for basic and advanced math operations. Perform calculations with percentage, memory functions, and more.
About Calculator
A full-featured online calculator for basic arithmetic, percentages, and more. Supports keyboard input, memory functions, and calculation history. Works on any device without installation.
Use Cases
How to use
Click number buttons or use your keyboard
Use operation buttons (+, -, ×, ÷) for calculations
Press = or Enter to see the result
Use C to clear and start a new calculation
Pro Tips
- Use keyboard numbers and operators for faster input
- Press Escape to clear the current calculation
- Calculation history is saved during your session
Frequently Asked Questions
Yes! Use numbers 0-9, operators (+, -, *, /), Enter for equals, and Escape to clear.
Yes, your calculations are saved during the session and displayed below the calculator.
This is a basic calculator. For scientific functions, use our scientific calculator tool.
Yes, the calculator is fully responsive and works great on phones and tablets.