Everyday math tricks for grown-ups / Poskitt, Kjartan

ISBN13: 
9781606523292
Compare Title: 
everydaymathtricksforgrownupsshortcutsandsimplesolutionsforthenotsomathminded
Call Number: 
510

Everyday math tricks for grown-ups

shortcuts and simple solutions for the not-so-math minded
2011
Offers tips and mind tricks for adults for solving everyday math puzzles, like how to calculate a tip or determine how good a fifteen per cent discount really is.
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