How to round in Javascript/Angular JS — but remove insignificant digits

Question

I have a the following statement in my Javascript controller:

$scope.myList = [0, 1, 0.5, 0.6666666];

My AngularJS template contains the follow

Answer 1

I would do it like this:

{{formatNumber(i)}}

and in your controller:

$scope.formatNumber = function(i) {
    return Math.round(i * 100)/100; 
}