This book will be useful for mums and dads as well as teachers who want their children at KS2 (7 -11 years) to do speedy number crunching with ease. There are over 200 examples and more than 200 questions with answers. In addition to conventional methods, several Speed Methods are shown for addition, subtraction, multiplication and division. In addition there are chapters on rounding and estimating as well as on fractions, percentages, squares, and square roots. A chapter introducing algebra is also included. The author's first book 'Speed Mathematics Using the Vedic System' has had a significant following and has been translated into Japanese, Chinese, and German. The author, a qualified mathematics teacher, also managed the Qualified Teacher Status (QTS) Numeracy Assessment project at the exam body, OCR in the UK