Khan/khan-exercises — Issue #14279: Adding subtracting mixed numbers 1 - Answer choice wrong
Author: KhanBugz
Created: 2012-02-21 04:10:10+00:00
State: open
Labels: other, safari, vista

I used a improper fraction which was accepted under the acceptable answers, but I got the problem wrong. 81/10 is the same as 8+(1/10). 8+(1/10) was said to be the correct answer.

[adding_subtracting_mixed_numbers_1.html?seed=65&problem=two-numbers](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_subtracting_mixed_numbers_1.html?seed=65&problem=two-numbers&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_subtracting_mixed_numbers_1.html?seed=65&problem=two-numbers&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%2281%2F10%5C%22%22%2C58%5D%2C%5B%22hint-activity%22%2C%220%22%2C1%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C7%5D%5D)

["81/10"]

Mozilla/5.0 (Windows NT 6.0) AppleWebKit/534.52.7 (KHTML, like Gecko) Version/5.1.2 Safari/534.52.7

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