This Book presents techniques taken from ancient Vedic system that helps to do calculations much faster than the normal techniques. The book is helpful for students in school as well as for those planning to appear in competitive exams such as SAT, GMAT, CAT, NTSE and Olympiad. To demonstrate the practical application sample problems from these exams are solved using Vedic techniques in this book. It’s also useful for senior executives from the corporate sector who have to deal with numbers a lot and strength in this area is considered as an important attribute for them.