Khan/khan-exercises — Issue #14459: Adding negative numbers - adding negative numbers
Author: KhanBugz
Created: 2012-02-23 00:29:46+00:00
State: open
Labels: lion, safari, wrong-or-unclear

[adding_negative_numbers.html?seed=136&problem=PLUS](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_negative_numbers.html?seed=136&problem=PLUS&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_negative_numbers.html?seed=136&problem=PLUS&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22-2%5C%22%22%2C9%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C5%5D%2C%5B%22hint-activity%22%2C%220%22%2C6%5D%2C%5B%22hint-activity%22%2C%220%22%2C6%5D%2C%5B%22hint-activity%22%2C%220%22%2C7%5D%5D)

["-2"]

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/534.53.11 (KHTML, like Gecko) Version/5.1.3 Safari/534.53.10

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