angular ng-bind-template

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.4.1/angular.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.4.1/angular-sanitize.min.js"></script>
<div ng-controller="foo">
    
    <div ng-bind-template="{{ 2 * }} {{ lastname }}"></div>
    
</div>

JavaScript

angular.module('myapp', ['ngSanitize'])
.controller('foo', function($scope) {
    $scope.firstname = 'Richard';
    $scope.lastname = 'Hunter';
});

angular.bootstrap(document, ['myapp']);