Khan/khan-exercises — Issue #12679: Properties of numbers 1 - Properties of Numbers 1
Author: KhanBugz
Created: 2012-01-31 23:23:07+00:00
State: open
Labels: not-showing, safari, snowleo

we just see programming language, no "problem" to be able to solve/answer

[properties_of_numbers_1.html?seed=133&problem=associative-show-left](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_1.html?seed=133&problem=associative-show-left&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_1.html?seed=133&problem=associative-show-left&debug&activity=undefined)

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