Khan/khan-exercises — Issue #10481: Adding and subtracting fractions - .
Author: KhanBugz
Created: 2012-01-05 23:48:38+00:00
State: open
Labels: ie8, ie9, not-showing, win7

Reporter: .

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[adding_and_subtracting_fractions.html?seed=87&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=87&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=87&problem=0&debug&activity=%5B%5D)

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