Calculator Features

• ✓ Basic arithmetic operations: Addition, Subtraction, Multiplication, Division
• ✓ Advanced functions: Square root, Square calculation
• ✓ Sign toggle for negative numbers
• ✓ Decimal point support
• ✓ Delete last character functionality
• ✓ Clear all function (AC)
• ✓ Real-time display with error handling
• ✓ Keyboard support for number input

How to Use

Click on the number buttons to enter values, select an operation, and press equals to see the result. You can also use your keyboard to input numbers. The calculator supports decimal numbers and can handle complex calculations with multiple operations.