<!DOCTYPE html>
<html lang="en">
<head>
    <title>Example of HTML del tag</title>
</head>
<body>
    <h1>To Do</h1>
    <ul>
        <li>$2000</li>
        <li>$3000</li>
        <li><del>$4000</del></li>
        <li>$5000</li>
    </ul>
</body>
</html>