Speed Mathematics: Secrets of Lightning Mental Calculation
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. This edition has a new chapter on division by addition, and new sections on motivating children and problem-solving techniques.
Date Published: 2005
Book Condition: Near fine soft cover showing some minor bumping to front cover corners
1 in stock