Do math in expression
Description
The following code shows how to do math in expression.
Example
<!DOCTYPE html>
<html ng-app>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.13/angular.js"></script>
</head><!-- w w w . ja v a2 s . com-->
<body>
1+2={{1+2}}
<h3>{{20*5/3}}</h3>
</body>
</html>