Khan/khan-exercises — Issue #8144: Adding fractions with common denominators - its the right answer but its saying its wrong
Author: KhanBugz
Created: 2011-12-08 18:25:23+00:00
State: open
Labels: firefox, wrong-or-unclear, xp

Reporter: student15whitman

7/20+8/20= 15/20

[adding_fractions_with_common_denominators.html?seed=63&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_fractions_with_common_denominators.html?seed=63&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_fractions_with_common_denominators.html?seed=63&problem=0&debug&activity=%5B%5B%22correct-activity%22%2C%22%5C%2215%2F20%5C%22%22%2C10%5D%2C%5B%22correct-activity%22%2C%22%5C%2215%2F20%5C%22%22%2C14%5D%2C%5B%22hint-activity%22%2C%220%22%2C41%5D%2C%5B%22correct-activity%22%2C%22%5C%2215%2F20%5C%22%22%2C68%5D%2C%5B%22correct-activity%22%2C%22%5C%2215%2F20%5C%22%22%2C78%5D%2C%5B%22correct-activity%22%2C%22%5C%2215%2F20%5C%22%22%2C92%5D%2C%5B%22correct-activity%22%2C%22%5C%2215%2F20%5C%22%22%2C2%5D%5D)

["15/20","15/20","15/20","15/20","15/20","15/20"]

Mozilla/5.0 (Windows NT 5.1; rv:5.0.1) Gecko/20100101 Firefox/5.0.1

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