Khan/khan-exercises — Issue #10288: Properties of numbers 2 - wrong video
Author: KhanBugz
Created: 2012-01-04 09:29:35+00:00
State: open
Labels: chrome, other, win7

Wrong video for problem.

[properties_of_numbers_2.html?seed=173&problem=additive-inverse](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_2.html?seed=173&problem=additive-inverse&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_2.html?seed=173&problem=additive-inverse&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%229%5C%22%22%2C11%5D%2C%5B%22hint-activity%22%2C%220%22%2C5%5D%2C%5B%22hint-activity%22%2C%220%22%2C31%5D%2C%5B%22hint-activity%22%2C%220%22%2C40%5D%2C%5B%22hint-activity%22%2C%220%22%2C43%5D%5D)

["9"]

Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.120 Safari/535.2

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