Khan/khan-exercises — Issue #8323: Properties of numbers 2 - Wrong
Author: KhanBugz
Created: 2011-12-11 00:54:46+00:00
State: open
Labels: chrome, wrong-or-unclear, xp

the answer seems wrong!

[properties_of_numbers_2.html?seed=4&problem=additive-inverse](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_2.html?seed=4&problem=additive-inverse&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_2.html?seed=4&problem=additive-inverse&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%220%5C%22%22%2C3%5D%2C%5B%22incorrect-activity%22%2C%22%5C%220%5C%22%22%2C24%5D%5D)

["0","0","0"]

Mozilla/5.0 (Windows NT 5.1) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/14.0.835.202 Safari/535.1

MathJax is loaded, ready, queue length: 0