The Book is about the number systems in mathematics. It includes the numbers -Decimal, Roman, Reals, Binary, Octal and Hexadecimal. The book illustrated the techniques and basic principles of addition, subtraction, multiplication and division of all the systems of numbers. The book emphasize more on basic rules and principles than the techniques.
The Author is faculty member and HOD of the department of mathematics, Bikali College, Dhupdhara, Assam, India. The author has published 5 research Papers in ISSN Journal and ISBN book. This book is the first book of the author.
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