Khan/khan-exercises — Issue #15627: Pre-algebra challenge - pre-algebra chllenge
Author: KhanBugz
Created: 2012-03-07 13:06:45+00:00
State: open
Labels: firefox, snowleo, wrong-or-unclear

it sucks

[pre-algebra_challenge.html?seed=128&problem=english (units)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/pre-algebra_challenge.html?seed=128&problem=english&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/pre-algebra_challenge.html?seed=128&problem=english&debug&activity=%5B%5D)

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Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.2.10) Gecko/20100914 Firefox/3.6.10

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