Khan/khan-exercises — Issue #7422: Addition 1 - No problems
Author: KhanBugz
Created: 2011-12-01 03:54:38+00:00
State: open
Labels: ie8, ie9, not-showing, win7

On Addition 1, there are no visible problems and I need to use 3 hints to see the problem(s).

[addition_1.html?seed=180&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_1.html?seed=180&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_1.html?seed=180&problem=0&debug&activity=%5B%5B%22hint-activity%22%2C%220%22%2C35%5D%2C%5B%22hint-activity%22%2C%220%22%2C38%5D%2C%5B%22hint-activity%22%2C%220%22%2C39%5D%2C%5B%22correct-activity%22%2C%22%5C%2213%5C%22%22%2C43%5D%5D)

["13"]

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; InfoPath.3; .NET4.0C)

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