Khan/khan-exercises — Issue #15315: Number properties terminology 1 - the questions are not coming up for me to slove.
Author: KhanBugz
Created: 2012-03-03 22:06:48+00:00
State: open
Labels: ie8, not-showing, xp

the question will come up bu ti have no equation to slove

[number_properties_terminology_1.html?seed=97&problem=commutative](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/number_properties_terminology_1.html?seed=97&problem=commutative&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/number_properties_terminology_1.html?seed=97&problem=commutative&debug&activity=%5B%5D)

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