Free Calculator tool

 

Features:

1. Basic Operations:

   • Supports addition, subtraction, multiplication, and division.

2. Clear Button:

   • Clears all inputs and resets the calculator.

3. Decimal Support:

   • Allows decimal number inputs.

4. Responsive Design:

   • Works seamlessly on desktops, tablets, and mobile devices.

5. Modern Styling:

   • Vibrant, colorful buttons with hover effects.

6. Input Validation:

   • Prevents multiple decimal points in a single number.

---

How It Works:

1. Input Handling:

   • Numbers and operators are appended to the currentNumber and previousNumber variables.

2. Arithmetic Operations:

   • When the = button is clicked, the calculator performs the operation based on the selected operator.

3. Dynamic Display:

   • The result is dynamically updated on the display after each operation.

4. Responsive Grid Layout:

   • The calculator buttons are laid out in a grid format for easy interaction.