title: Where is Math.round() in Dart?
body: <p>I don't see any way to round a number in Dart?</p>
  
  <pre><code>import 'dart:math';
  
  main() {
    print(Math.round(5.5)); // Error!
  }
  </code></pre>
  
  <p><a href="http://api.dartlang.org/docs/bleeding_edge/dart_math.html">http://api.dartlang.org/docs/bleeding_edge/dart_math.html</a></p>