World foot ball club

1 
<!DOCTYPE html>

<html>
<head>
<title>Calculator</title>
</head>
<body>
<h2>Calculator</h2>

<input type="number" id="a" placeholder="First number">
<input type="number" id="b" placeholder="Second number">
<button onclick="add()">Add</button>

<p id="result"></p>

<script>
function add() {
  let a = Number(document.getElementById("a").value);
  let b = Number(document.getElementById("b").value);
  document.getElementById("result").innerText =
    "Result: " + (a + b);
}
</script>

</body>
</html>
2

Welcome to the forum @Apside,

I’ve edited your post for readability. Do you have a question about this code?

Happy coding