Taylor, Robert M. (Robert Michael), 1955- Visual Circlemaths #bk. 1

Subtraction and Long Division:Think back to your early school years - wasn't subtraction harder than adding? And wasn't long division the most difficult of all? After reading this book you may find your ability to mentally subtract has increased enormously. You will calculate faster. Also you will discover a way to do long division without needing to know any of the "terrible times tables" at all, a way so simple you can successfully teach it to a five year old.The book is written in an easy to read manner for parents, children and teachers

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