Khan/khan-exercises — Issue #12052: Number properties terminology 1 - No way to move on
Author: KhanBugz
Created: 2012-01-25 02:25:14+00:00
State: open
Labels: chrome, other, win7

Reporter: tombo.hayworth@gmail.com

I got a question wrong, and then checked the answer and saw the steps to solve it. there is no button to move on to the next question.

[number_properties_terminology_1.html?seed=57&problem=commutative-variable](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/number_properties_terminology_1.html?seed=57&problem=commutative-variable&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/number_properties_terminology_1.html?seed=57&problem=commutative-variable&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%20%5C%5C%5C%22%3Ea%2B(b%2Bc\)%3D(a%2Bb\)%2Bc%3C%2Fcode%3E%5C%22%22%2C48%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%20%5C%5C%5C%22%3Ea%2B(b%2Bc\)%3D(a%2Bb\)%2Bc%3C%2Fcode%3E%5C%22%22%2C12%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%20%5C%5C%5C%22%3Ea%2B(b%2Bc\)%3D(a%2Bb\)%2Bc%3C%2Fcode%3E%5C%22%22%2C12%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C7%5D%2C%5B%22hint-activity%22%2C%220%22%2C13%5D%5D)

["a+(b+c)=(a+b)+c","a+(b+c)=(a+b)+c","a+(b+c)=(a+b)+c"]

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.18 (KHTML, like Gecko) Chrome/18.0.1010.1 Safari/535.18

MathJax is loaded, ready, queue length: 0