<!DOCTYPE html>
<html lang="en-US">
<body>
<p>Check your console.</p>
<script>
console.log(Math.abs("String"));
console.log(Math.abs(null));
console.log(Math.abs(1+2));
console.log(Math.abs(-125.50));
console.log(Math.abs(125.50));
</script> </body>
</html>