Khan/khan-exercises — Issue #11785: Counting 1 - wrong
Author: KhanBugz
Created: 2012-01-21 18:46:25+00:00
State: open
Labels: ie8, ie9, vista, wrong-or-unclear

if you subtract 58 from 28 it is 28 but when you do it with your finger it is 29 life is wrong

[counting_1.html?seed=4&problem=page-numbers](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/counting_1.html?seed=4&problem=page-numbers&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/counting_1.html?seed=4&problem=page-numbers&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5C%2228%5C%22%5D%22%2C41%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%2218%5C%22%5D%22%2C5%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%2218%5C%22%5D%22%2C1%5D%2C%5B%22hint-activity%22%2C%220%22%2C1%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%2229%5C%22%5D%22%2C9%5D%5D)

[["28"],["18"],["18"],["29"]]

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/5.0; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET4.0C; BRI/1; BRI/2; AskTbORJ/5.13.1.18107)

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