Khan/khan-exercises — Issue #6346: Addition 1 - please help
Author: KhanBugz
Created: 2011-11-15 02:45:21+00:00
State: open
Labels: ie8, not-showing, vista

Reporter: iamtuanhoang@yahoo.com

please help

[addition_1.html?seed=23&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_1.html?seed=23&problem=0&debug)

["1"]

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30618; .NET4.0C)

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