<html>
<body>
<h1>JavaScript Assignment</h1>
<h2>Remainder Assignment</h2>
<h2>The %= Operator</h2>
<p>x = 10, y = 5, calculate x %= y:</p>
<p id="demo"></p>
<script>
let x = 10;
let y = 5;
x %= y;
document.getElementById("demo").innerHTML = x;
</script>
</body>
</html>