Khan/khan-exercises — Issue #9807: Adding and subtracting fractions - Website is stuck
Author: KhanBugz
Created: 2011-12-29 18:13:16+00:00
State: open
Labels: firefox, not-showing, xp

Every once in a while, this website freezes and I have to wait like 2 minutes for it to catch itself up again.

[adding_and_subtracting_fractions.html?seed=38&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=38&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=38&problem=0&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 5.1; rv:8.0) Gecko/20100101 Firefox/8.0

MathJax is loaded, ready, queue length: 0