I have this in JS... What is better for make code efficient?

```js
var hello = parseInt(document.getElementById("hello").value);
var hello2 = hello * 0.02;
var hello1 = parseFloat(hello2);
var hello3 = Math.round(hello1 * 100) / 100;
if (hello3 > 3.11) {
  hello3 = 2.11;
}

```