http://netvouz.com/richter/tag/forgotten?feed=rss richter's bookmarks tagged "forgotten" on Netvouz http://www.clarkscript.com/fingers-multiplication.html Multiplication using fingers was important in the middle ages but could still be useful when you have forgotten the calculator.How to do the calculations on your fingers with examples and illustrations. Fyzika > Math > Aritmetika na prstech richter Wed, 07 Sep 2011 19:00:07 GMT