KafeKafe » Math http://kafekafe.com/wordpress-mu Just another Kafekafe.com weblog Tue, 09 Jul 2013 01:15:58 +0000 en-US hourly 1 http://wordpress.org/?v=3.5.2 Squaring Two Digit Numbers http://kafekafe.com/wordpress-mu/2010/03/30/squaring-two-digit-numbers/ http://kafekafe.com/wordpress-mu/2010/03/30/squaring-two-digit-numbers/#comments Tue, 30 Mar 2010 04:03:16 +0000 echen http://kafekafe.com/wordpress-mu/?p=1194 John Graham-Cumming: Squaring two digit numbers in your head.

]]> http://kafekafe.com/wordpress-mu/2010/03/30/squaring-two-digit-numbers/feed/ 0 Odd Line: 9 Mental Math Tricks http://kafekafe.com/wordpress-mu/2008/09/23/odd-line-9-mental-math-tricks/ http://kafekafe.com/wordpress-mu/2008/09/23/odd-line-9-mental-math-tricks/#comments Tue, 23 Sep 2008 13:26:24 +0000 echen http://kafekafe.com/2008/09/odd-line-9-mental-math-tricks/ Mmm, they didn’t teach this in school…

Odd Line: 9 Mental Math Tricks.

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