Khan/khan-exercises — Issue #10654: Subtraction 2 - helping me alot
Author: KhanBugz
Created: 2012-01-08 17:01:37+00:00
State: open
Labels: hard, safari, snowleo

Reporter: nothings rong with this website

[subtraction_2.html?seed=89&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtraction_2.html?seed=89&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtraction_2.html?seed=89&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22213%5C%22%22%2C19%5D%5D)

["213"]

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