From 48b8119d27954452d6d8e015ac7ed9c044261285 Mon Sep 17 00:00:00 2001
From: Chris Malley <cmalley@pixelzoom.com>
Date: Fri, 19 Jun 2015 12:19:52 -0600
Subject: [PATCH] phetsims/tasks#275 replace Math.round with
 dot.Util.roundSymmetric

---
 js/model/Fraction.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/js/model/Fraction.js b/js/model/Fraction.js
index a2416f21..45d66fa6 100644
--- a/js/model/Fraction.js
+++ b/js/model/Fraction.js
@@ -46,8 +46,8 @@ define( function( require ) {
 
     reduce: function() {
       var gcd = Util.gcd( this.numerator, this.denominator );
-      this.numerator = gcd === 0 ? 0 : Math.round( this.numerator / gcd );
-      this.denominator = gcd === 0 ? 0 : Math.round( this.denominator / gcd );
+      this.numerator = gcd === 0 ? 0 : Util.roundSymmetric( this.numerator / gcd );
+      this.denominator = gcd === 0 ? 0 : Util.roundSymmetric( this.denominator / gcd );
     },
 
     equals: function( that ) {