Khan/khan-exercises — Issue #14680: Adding fractions with common denominators - Adding fractions with common denominators
Author: KhanBugz
Created: 2012-02-26 04:03:21+00:00
State: open
Labels: firefox, other, xp

Reporter: ryan_pettifer@live.com.au

answer to 8on12 + 1on12 = 9on12 written in answer as 9/12 shows as wrong answer

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

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_fractions_with_common_denominators.html?seed=97&problem=0&debug&activity=%5B%5B%22correct-activity%22%2C%22%5C%229%2F12%5C%22%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C10%5D%2C%5B%22hint-activity%22%2C%220%22%2C12%5D%2C%5B%22hint-activity%22%2C%220%22%2C13%5D%2C%5B%22hint-activity%22%2C%220%22%2C18%5D%2C%5B%22correct-activity%22%2C%22%5C%229%2F12%5C%22%22%2C24%5D%5D)

["9/12","9/12","9/12"]

Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.18) Gecko/20110614 Firefox/3.6.18

MathJax is loaded, ready, queue length: 0