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October 2, 2014

October 2, 2014

Posted by **she** on Tuesday, October 13, 2009 at 10:42pm.

- math -
**Anna**, Tuesday, October 13, 2009 at 10:53pmThe greatest common factor of 15 and 45 is 15 because since 15 is a factor of 45, and 15's largest factor cannot be larger than itself; the gcf of 15 and 45 is 15.

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