Khan/khan-exercises — Issue #5854: Addition 4 - this is so hard for me to do 
Author: KhanBugz
Created: 2011-11-09 08:12:21+00:00
State: open
Labels: chrome, win7

Reporter: melissa.p.colburn @ gmail.com

[addition_4.html?seed=196&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_4.html?seed=196&problem=0&debug)

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Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.106 Safari/535.2

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