Khan/khan-exercises — Issue #7922: Significant figures 1 - Significant figures 1
Author: KhanBugz
Created: 2011-12-06 19:39:47+00:00
State: open
Labels: ie8, ie9, win7, wrong-or-unclear

many wrong answers in this section

[significant_figures_1.html?seed=120&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/significant_figures_1.html?seed=120&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/significant_figures_1.html?seed=120&problem=0&debug&activity=%5B%5D)

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