The HTML code provided represents a functional calculator project. The calculator has a user-friendly interface with buttons for numbers (0-9), arithmetic operators ...

Basic arithmetic operations: addition, subtraction, multiplication, and division. Additional functions: percentage, square, and square root. Responsive design. Open index.html in your web browser.

Using a few HTML statements and a little JavaScript, you can build your own calculator that performs addition. This task is not as difficult as it seems because HTML creates calculator controls for ...