Khan/khan-exercises — Issue #7322: Adding and subtracting fractions - I cannot submit the answer to fractions. 
Author: KhanBugz
Created: 2011-11-30 02:12:08+00:00
State: open
Labels: firefox, other, win7

Reporter: silkdagger07@gmail.com

The answer to this is 7
-
10
or 7/10. <--- this should submit and it will not :( Thanks.

[adding_and_subtracting_fractions.html?seed=39&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=39&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_fractions.html?seed=39&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%221%2F4%5C%22%22%2C18%5D%2C%5B%22incorrect-activity%22%2C%22%5C%224%2F1%5C%22%22%2C9%5D%2C%5B%22incorrect-activity%22%2C%22%5C%224%2F1%5C%22%22%2C11%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22-4%2F1%5C%22%22%2C39%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C18%5D%2C%5B%22hint-activity%22%2C%220%22%2C23%5D%2C%5B%22hint-activity%22%2C%220%22%2C28%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2210%2F20%5C%22%22%2C389%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2210%2F20%5C%22%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2214%2F0%5C%22%22%2C43%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C5%5D%2C%5B%22incorrect-activity%22%2C%22%5C%227%2F10%5C%22%22%2C38%5D%2C%5B%22incorrect-activity%22%2C%22%5C%227%2F10%5C%22%22%2C28%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2214%2F20%5C%22%22%2C6%5D%5D)

["1/4","4/1","4/1","-4/1","10/20","10/20","14/0","7/10","7/10","14/20"]

Mozilla/5.0 (Windows NT 6.1; WOW64; rv:8.0) Gecko/20100101 Firefox/8.0

MathJax is loaded, ready, queue length: 0