Khan/khan-exercises — Issue #12389: Multiplying fractions - can't move beyond the hint
Author: KhanBugz
Created: 2012-01-29 14:45:04+00:00
State: open
Labels: firefox, win7, wrong-or-unclear

[multiplying_fractions.html?seed=15&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/multiplying_fractions.html?seed=15&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/multiplying_fractions.html?seed=15&problem=0&debug&activity=%5B%5B%22hint-activity%22%2C%220%22%2C17%5D%2C%5B%22hint-activity%22%2C%220%22%2C20%5D%2C%5B%22hint-activity%22%2C%220%22%2C22%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2216%2F21%5C%22%22%2C37%5D%2C%5B%22incorrect-activity%22%2C%22%5C%228%5C%22%22%2C7%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221%5C%22%22%2C4%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2212%5C%22%22%2C4%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2211%5C%22%22%2C5%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2213%5C%22%22%2C4%5D%2C%5B%22incorrect-activity%22%2C%22%5C%222%2F3%5C%22%22%2C15%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22-6%2F7%5C%22%22%2C141%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2216%2F21%5C%22%22%2C258%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221%2F1%5C%22%22%2C15%5D%5D)

["16/21","8","1","12","11","13","2/3","-6/7","16/21","1/1"]

Mozilla/5.0 (Windows NT 6.1; WOW64; rv:9.0.1) Gecko/20100101 Firefox/9.0.1

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