Khan/khan-exercises — Issue #15740: Subtracting fractions - Idk
Author: KhanBugz
Created: 2012-03-08 19:13:13+00:00
State: open
Labels: hard, ipad, safari

Reporter: Johnny-60900@hotmail.com

[subtracting_fractions.html?seed=146&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtracting_fractions.html?seed=146&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtracting_fractions.html?seed=146&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%221%2F5%5C%22%22%2C171%5D%2C%5B%22hint-activity%22%2C%220%22%2C5%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%22incorrect-activity%22%2C%22%5C%2211%2F52%5C%22%22%2C37%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2211%2F52%5C%22%22%2C29%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2211%2F52%5C%22%22%2C15%5D%5D)

["1/5","11/52","11/52","11/52"]

Mozilla/5.0 (iPad; U; CPU OS 4_3_2 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8H7 Safari/6533.18.5

MathJax is loaded, ready, queue length: 0