Standard Calculator
Basic calculator for everyday math operations
🔢Standard Calculator
Calculator Features
Keyboard Shortcuts
Basic Operations
- • Addition, Subtraction, Multiplication, Division
- • Decimal number support
- • Positive/Negative number conversion
- • Clear and Clear Entry functions
Advanced Functions
- • Percentage calculations
- • Square root function
- • Square (x²) function
- • Reciprocal (1/x) function
Usability Features
- • Full keyboard support
- • Operation history tracking
- • Responsive design for all devices
- • Dark mode support
Calculator Tips
- • Use keyboard for faster input
- • AC clears everything, CE clears current entry
- • Chain operations for complex calculations
- • Check history to review past calculations
About Standard Calculator
Use our free online standard calculator for basic and advanced mathematical calculations. Features full keyboard support, calculation history, and advanced functions like square root, percentage, and more.
Key Features:
- Basic arithmetic operations (addition, subtraction, multiplication, division)
- Advanced functions (square root, square, reciprocal, percentage)
- Full keyboard support for efficient input
- Calculation history with up to 20 recent operations
- Responsive design that works on all devices
- Dark mode support for comfortable use
- Clear and clear entry functions
- Positive/negative number conversion
Perfect for: Students, professionals, researchers, accountants, engineers, and anyone who needs quick and reliable mathematical calculations.
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