Téléchargements ebook gratuits pour Nook Simple Touch Rapid Math Tricks and Tips: 30 Days to Number Power Edward H. Julius PDB RTF CHM 9780471575634

La description:

Demonstrates a slew of time-saving tips and tricks for performing common math calculations. Contains sample problems for each trick, leading the reader through step-by-step. Features two mid-terms and a final exam to test your progress plus hundreds of exercise problems ranging from simple to more sophisticated. Also includes sections on &'grave;Mathematical Curiosities'' and &'grave;Parlor Tricks'' for math lovers. Master common math problems without a calculator! Award-winning math teacher Ed Julius covers more than 60 powerful math tips and techniques in his entertaining 30-day program. For example, multiply any ...