Khan/khan-exercises — Issue #15729: Properties of numbers 1 - properties of numbers 1
Author: KhanBugz
Created: 2012-03-08 17:14:18+00:00
State: open
Labels: ie8, not-showing, xp

[properties_of_numbers_1.html?seed=100&problem=commutative-show-left](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_1.html?seed=100&problem=commutative-show-left&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_1.html?seed=100&problem=commutative-show-left&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%226%5C%22%22%2C7%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C7%5D%2C%5B%22hint-activity%22%2C%220%22%2C8%5D%2C%5B%22hint-activity%22%2C%220%22%2C8%5D%2C%5B%22hint-activity%22%2C%220%22%2C9%5D%2C%5B%22hint-activity%22%2C%220%22%2C10%5D%2C%5B%22incorrect-activity%22%2C%22%5C%224%5C%22%22%2C18%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221%5C%22%22%2C4%5D%2C%5B%22incorrect-activity%22%2C%22%5C%222%5C%22%22%2C2%5D%2C%5B%22incorrect-activity%22%2C%22%5C%224%5C%22%22%2C8%5D%2C%5B%22incorrect-activity%22%2C%22%5C%225%5C%22%22%2C3%5D%2C%5B%22incorrect-activity%22%2C%22%5C%226%5C%22%22%2C5%5D%2C%5B%22incorrect-activity%22%2C%22%5C%227%5C%22%22%2C5%5D%2C%5B%22incorrect-activity%22%2C%22%5C%228%5C%22%22%2C2%5D%2C%5B%22incorrect-activity%22%2C%22%5C%229%5C%22%22%2C2%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22910%5C%22%22%2C3%5D%5D)

["6","4","1","2","4","5","6","7","8","9","910"]

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; .NET4.0C)

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http://www.khanacademy.org/khan-exercises/utils/MathJax/1.1a/jax/element/mml/optable/MathOperators.js: error