Khan/khan-exercises — Issue #8719: Number line - ...
Author: KhanBugz
Created: 2011-12-15 15:31:43+00:00
State: open
Labels: ie8, win7, wrong-or-unclear

Reporter: zack1674@yahoo.com

it says its wrong when nothing is in the answer box

[number_line.html?seed=94&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/number_line.html?seed=94&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/number_line.html?seed=94&problem=0&debug&activity=%5B%5B%22correct-activity%22%2C%22%5B%5C%22-4%5C%22%5D%22%2C59%5D%5D)

[["-4"]]

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; InfoPath.3)

MathJax is loaded, ready, queue length: 0