Khan/khan-exercises — Issue #13414: Subtracting fractions - scratchpad doesnt always seem to work.
Author: KhanBugz
Created: 2012-02-08 22:05:48+00:00
State: open
Labels: chrome, other, vista

sometimes i will bring it up and it will work fine, and then the next time i bring it up all i can see is the pencil, the X, the clear arrow, and the black line for color. and i can only doodle ON the equation, but no in the open space. its kinda weird

[subtracting_fractions.html?seed=50&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtracting_fractions.html?seed=50&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtracting_fractions.html?seed=50&problem=0&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 6.0) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.77 Safari/535.7

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