Khan/khan-exercises — Issue #14677: Subtraction 3 - idiot
Author: KhanBugz
Created: 2012-02-26 02:45:48+00:00
State: open
Labels: hard, leopard, safari

[subtraction_3.html?seed=32&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtraction_3.html?seed=32&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtraction_3.html?seed=32&problem=0&debug&activity=%5B%5D)

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