Edit This Code:
<!DOCTYPE html>
<html>
<body>

<p id="demo"></p>

<script>
var x1 = 34.00;
var x2 = 34;
var y = 123e5;
var z = 123e-5;

document.getElementById("demo").innerHTML = x1 + "<br>" + x2 + "<br>" + y + "<br>" + z
</script>

</body>
</html>




Result:
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