Secrets Of Lightning Mental CalculationBook - 2003 | 2nd ed
Speed Mathematics teaches simple methods that will enable you to make lightning calculations ?multiplication, division, addition and subtraction, dealing with fractions, squaring numbers and extracting square and cube roots. Using this book will improve your understanding of maths and have you performing like a genius This edition has a new chapter on division by addition, and new sections on motivating children and problem-solving techniques.
Publisher: Elsterwick : 2003
Edition: 2nd ed
Branch Call Number: ANF 513.9 HAND
Characteristics: 256 p. ; 23 cm