Khan/khan-exercises — Issue #14605: Adding fractions - Too Hard!
Author: KhanBugz
Created: 2012-02-24 18:28:33+00:00
State: open
Labels: hard, ie8, ie9, win7

This is too frusterating because I dont know what "LCM" means?!?!
I haven't even seen anything on that!!!

[adding_fractions.html?seed=118&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_fractions.html?seed=118&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_fractions.html?seed=118&problem=0&debug&activity=%5B%5D)

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