Khan/khan-exercises — Issue #14860: Addition 4 - im angry
Author: KhanBugz
Created: 2012-02-28 18:46:26+00:00
State: open
Labels: firefox, wrong-or-unclear, xp

answer is not listed and i even tried it on the calculator

[addition_4.html?seed=100&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_4.html?seed=100&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_4.html?seed=100&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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