Basic Calculator
Perform everyday arithmetic operations — addition, subtraction, multiplication, division, and percentages — with a clean, keyboard-friendly interface.
Keyboard supported: digits, ., +, -, *, /, Enter, Escape, Backspace, %
How to Use
- Click the number buttons or use your keyboard to enter values.
- Select an operation (+, −, ×, ÷) to begin a calculation.
- Enter the second number and press = or Enter to see the result.
- Use C to clear everything, CE to clear the current entry, and ⌫ to backspace.
- The ± button toggles between positive and negative numbers.
- The % button divides the current number by 100.
Frequently Asked Questions