Khan/khan-exercises — Issue #11695: Adding and subtracting fractions - adding and subtracting fractions
Author: KhanBugz
Created: 2012-01-20 13:25:25+00:00
State: open
Labels: chrome, wrong-or-unclear, xp

the answer space is not accepting all forms of the correct term-just simplified improper fractions not any mixed number

[adding_and_subtracting_fractions.html?seed=133&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=133&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=133&problem=0&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 5.1) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.75 Safari/535.7

MathJax is loaded, ready, queue length: 0