Basic Calculator
Free online calculator for basic math operations. Supports keyboard input and maintains calculation history.
0
💡 Use your keyboard: Numbers, +, -, *, /, Enter (=), Escape (C), Backspace
History
No calculations yet
Quick Actions
Free Online Basic Calculator
Features
- • Basic arithmetic operations (+, -, ×, ÷)
- • Square and square root functions
- • Percentage calculations
- • Keyboard support for faster input
- • Calculation history with timestamps
- • Scientific notation for large numbers
- • Clear and Clear Entry functions
- • Mobile-friendly responsive design
Keyboard Shortcuts
Numbers:
0-9Operations:
+ - * /Calculate:
Enter or =Clear:
Escape or CBackspace:
BackspaceThis free online basic calculator performs essential mathematical operations with precision and ease. Perfect for students, professionals, and anyone needing quick calculations. The calculator maintains your calculation history and supports both mouse clicks and keyboard input for maximum convenience.