Impress your friends with mental Math tricks

• math
• , tricks
• , mathematics
• , howto
• , cool
• , kids
• , maths
• , impress
• , tumble
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• , delicious
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• , mental_math

Saved by 11 people (0 private), first by anonymouse user on 2007-12-04

• Noel_gomez on 2008-03-20 - Tags children , college , education , howto , kids , learning , math , school
• Allholy1 on 2008-01-19 - Tags math , mathematics , tricks
• Palindrome on 2008-01-15 - Tags math , mental_math
• Philcuddy on 2008-01-09 - Tags delicious , math , mathematics , tips , tricks , tutorial
• Dobata on 2007-12-08 - Tags math , tips , howto