Generally school going children find it difficult to understand mathematics. This book explains simple techniques of basic mathmatical calculations such as multiplication and division. with the help of these techniques one can improve the speed of calculation as well as accuracy. It is possible to improve the scores in school as well as competitive examinations such as MPSC, UPSC, Scholarship, NDA, Maths Olympiad, other academic and professional exams by using the techniques explained in this book. The author has learnt these techniques from a variety of books, periodicals, research work etc. She has learnt various techniques from her father. She has developed these techniques and explained them in very simple and lucid language.