Khan/khan-exercises — Issue #15771: Addition 1 - practice
Author: KhanBugz
Created: 2012-03-09 00:33:23+00:00
State: open
Labels: ie8, not-showing, xp

Reporter: themillers88@mts.net

on the practice page the question doesn't appear.

[addition_1.html?seed=23&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_1.html?seed=23&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/addition_1.html?seed=23&problem=0&debug&activity=%5B%5D)

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