Khan/khan-exercises — Issue #12326: Adding and subtracting decimals word problems - Comparing speeds only using time
Author: KhanBugz
Created: 2012-01-27 22:36:13+00:00
State: open
Labels: chrome, win7, wrong-or-unclear

Question is "how much faster?"
Answer is "2.7 seconds"

[adding_and_subtracting_decimals_word_problems.html?seed=49&problem=1](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_decimals_word_problems.html?seed=49&problem=1&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/adding_and_subtracting_decimals_word_problems.html?seed=49&problem=1&debug&activity=%5B%5B%22correct-activity%22%2C%22%5C%222.7%5C%22%22%2C42%5D%5D)

["2.7"]

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.77 Safari/535.7

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