Khan/khan-exercises — Issue #7657: Adding and subtracting fractions - -15/6
Author: KhanBugz
Created: 2011-12-03 15:53:44+00:00
State: open
Labels: firefox, win7, wrong-or-unclear

[adding_and_subtracting_fractions.html?seed=97&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=97&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=97&problem=0&debug&activity=%5B%5B%22correct-activity%22%2C%22%5C%22-15%2F6%5C%22%22%2C42%5D%2C%5B%22hint-activity%22%2C%220%22%2C6%5D%2C%5B%22hint-activity%22%2C%220%22%2C6%5D%2C%5B%22hint-activity%22%2C%220%22%2C7%5D%2C%5B%22hint-activity%22%2C%220%22%2C8%5D%2C%5B%22hint-activity%22%2C%220%22%2C9%5D%2C%5B%22hint-activity%22%2C%220%22%2C10%5D%5D)

["-15/6"]

Mozilla/5.0 (Windows NT 6.1; rv:8.0) Gecko/20100101 Firefox/8.0

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