Khan/khan-exercises — Issue #12138: Addition 2 - Addition 1 and addition2
Author: KhanBugz
Created: 2012-01-26 00:12:53+00:00
State: open
Labels: ie8, not-showing, xp

Reporter: tina_doherty@hpcdsb.edu.on.ca

Problem not showing when going to practice.

[addition_2.html?seed=176&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_2.html?seed=176&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_2.html?seed=176&problem=0&debug&activity=%5B%5D)

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