Khan/khan-exercises — Issue #9503: Significant figures 1 - Significant digits counted incorrectly.
Author: KhanBugz
Created: 2011-12-25 18:35:23+00:00
State: open
Labels: chrome, wrong-or-unclear

Reporter: spektre1@gmail.com

Question was "How many significant figures does 0.897337000 have?" The solution cleary outlined that .897337 is the significant portion of the figure, but it only accepted "9" as an answer.

[significant_figures_1.html?seed=163&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/significant_figures_1.html?seed=163&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/significant_figures_1.html?seed=163&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%226%5C%22%22%2C8%5D%2C%5B%22incorrect-activity%22%2C%22%5C%227%5C%22%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5C%226%5C%22%22%2C14%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22incorrect-activity%22%2C%22%5C%225%5C%22%22%2C27%5D%2C%5B%22incorrect-activity%22%2C%22%5C%226%5C%22%22%2C2%5D%2C%5B%22incorrect-activity%22%2C%22%5C%227%5C%22%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5C%228%5C%22%22%2C1%5D%2C%5B%22correct-activity%22%2C%22%5C%229%5C%22%22%2C1%5D%5D)

["6","7","6","5","6","7","8","9"]

Mozilla/5.0 (X11; Linux i686) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.63 Safari/535.7

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