Khan/khan-exercises — Issue #13814: Addition 1 - adittion
Author: KhanBugz
Created: 2012-02-14 16:34:23+00:00
State: open
Labels: ie8, ie9, win7, wrong-or-unclear

too difficult

[addition_1.html?seed=33&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_1.html?seed=33&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_1.html?seed=33&problem=0&debug&activity=%5B%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%5D)

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Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; Tablet PC 2.0; InfoPath.3)

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