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April 19, 2014

April 19, 2014

Posted by **Fraser** on Wednesday, October 14, 2009 at 11:00pm.

6.51 + 7.21 = 7.21 + 6.51

and

( 4.3 + 6.2)+ 9.8 = 4.3 + (6.2 + 9.8)

- math -
**kristie**, Thursday, September 29, 2011 at 6:06pmeaqulty

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