Khan/khan-exercises — Issue #8773: Properties of numbers 2 - my answer was correct 
Author: KhanBugz
Created: 2011-12-15 21:29:08+00:00
State: open
Labels: chrome, leopard, other

I gave the correct answer but it wasn't deemed correct.

[properties_of_numbers_2.html?seed=154&problem=additive-inverse](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_2.html?seed=154&problem=additive-inverse&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_2.html?seed=154&problem=additive-inverse&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22-3469%5C%22%22%2C227%5D%2C%5B%22hint-activity%22%2C%220%22%2C42%5D%2C%5B%22hint-activity%22%2C%220%22%2C57%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22(-3469\)%5C%22%22%2C96%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C10%5D%5D)

["-3469","(-3469)"]

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_5_8) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.121 Safari/535.2

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