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IN

ARITHMETIC

BY

S. W. BAIRD

PRINCIPAL FRANKLIN GRAMMAR SCHOOL, WILKESBARRE, PA.

SIXTH YEAR

NEW YORK .:. CINCINNATI .:. CHICAGO
AMERICAN BOOK COMPANY

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NOTE

In this book a review of the fifth year's work is supplemented by more difficult problems and operations in the subjects included in the preceding book. The work in denominate numbers and practical measurements is extended; chapters on areas and volumes are included; interest, promissory notes, commission, trade discount, taxes, and insurance are introduced as applications of the principles of percentage; and a simple and logical treatment of ratio is presented.

The chapters devoted to review, general analysis, and miscellaneous work give a great variety of drill on the principles developed.

The method of treatment is largely inductive. The pupil is led to see the reason for the various processes, and is encouraged to formulate his own methods of operation.

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