Be a Math-E-Magician
This book is a compilation of 47 amazing rules discovered by mathematicians of yesteryears when calculators were not yet invented. These rules make learning of mathematical operations as they facilitate quick calculations which can be done mentally, with a minimum of working on paper. Any student can undertake this program of self-learning for improvement in Math and gradually master the techniques. Included in the book are worksheets to enable practising of the rules.