Exercise:

Display the difference of 10 - 5, using two variables x and y.

Hint: Use the subtraction operator (-).

<!DOCTYPE html>
<html>
<body>

<p id="demo">Display the result here.</p> 

<script>
var x = 10;
var y = 5;
document.getElementById("demo").innerHTML = x - y;
</script>

</body>
</html>