Khan/khan-exercises — Issue #15850: Subtraction 3 - i forgot
Author: KhanBugz
Created: 2012-03-09 21:31:25+00:00
State: open
Labels: ie8, other, xp

i forgot how to subtract my brain is blocked

[subtraction_3.html?seed=3&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtraction_3.html?seed=3&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtraction_3.html?seed=3&problem=0&debug&activity=%5B%5D)

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