Khan/khan-exercises — Issue #11729: Converting decimals to fractions 1 - 79 is a prime number
Author: KhanBugz
Created: 2012-01-20 20:45:48+00:00
State: open
Labels: firefox, snowleo, wrong-or-unclear

it said the number 79 is not a prime number

[converting_decimals_to_fractions_1.html?seed=38&problem=to-the-hundredth](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/converting_decimals_to_fractions_1.html?seed=38&problem=to-the-hundredth&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/converting_decimals_to_fractions_1.html?seed=38&problem=to-the-hundredth&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%2270%2F100%5C%22%22%2C16%5D%5D)

["70/100"]

Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:5.0) Gecko/20100101 Firefox/5.0

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