Calculator App

A simple and responsive calculator application built with React.js. The app features a clean UI and performs basic arithmetic operations such as addition, subtraction, multiplication, and division. It also includes percentage calculation and supports both positive and negative numbers.

---

Features

• Perform basic arithmetic operations (+, -, ×, ÷).
• Calculate percentages (%).
• Toggle between positive and negative numbers (+/-).
• Clear all input (C button).
• Responsive and user-friendly design.
• Developed with React for efficient UI rendering.

---

Installation

To run this project locally, follow these steps:

1. Clone this repository:

   git clone https://github.com/AhmedAbdoDev/Calculator.git

2. Navigate to the project directory:

   cd calculator

3. Install the required dependencies:

   npm install

4. Start the development server:

   npm start

5. Open http://localhost:3000 in your browser to view the app.

---

How to Use

1. Enter numbers using the on-screen buttons or your keyboard.
2. Click the desired operation (+, -, ×, ÷, %, +/-).
3. Press = to see the result.
4. Use the C button to clear all inputs and start a new calculation.

---

Technologies Used

• React.js: Frontend framework for building dynamic and interactive UI.
• CSS: Styling for the application, ensuring responsiveness and a clean design.

---

To-Do

• Add keyboard support for input.
• Add support for more complex mathematical functions (e.g., square root, power).
• Implement a history feature to track past calculations.

---

Contributing

Feel free to fork this repository, create a feature branch, and submit a pull request with your changes.

---

License

This project is licensed under the MIT License. See the LICENSE file for details.