Khan/khan-exercises — Issue #12638: Significant figures 1 - How many significant figures does   have?
Author: KhanBugz
Created: 2012-01-31 23:13:53+00:00
State: open
Labels: ie8, ie9, not-showing, win7

[significant_figures_1.html?seed=84&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/significant_figures_1.html?seed=84&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/significant_figures_1.html?seed=84&problem=0&debug&activity=%5B%5D)

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