Khan/khan-exercises — Issue #14422: Addition 4 - number glitch
Author: KhanBugz
Created: 2012-02-22 18:05:16+00:00
State: open
Labels: firefox, not-showing, scratchpad, xp

Reporter: crazy_canadian604@hotmail.com

numbers keep disappearing randomly for questions in scratch pad area

[addition_4.html?seed=112&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_4.html?seed=112&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_4.html?seed=112&problem=0&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 5.1; rv:10.0.2) Gecko/20100101 Firefox/10.0.2

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