Khan/khan-exercises — Issue #4178: Adding and subtracting fractions - jhjhjhjhjhjhjhjhjhjhjhjhjh
Author: KhanBugz
Created: 2011-10-11 21:25:43+00:00
State: open
Labels: chrome, xp

Reporter: hjdgng ggggj

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[adding_and_subtracting_fractions.html?seed=46&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=46&problem=0)

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Mozilla/5.0 (Windows NT 5.1) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/14.0.835.202 Safari/535.1

MathJax is loaded, ready, queue length: 0