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IN

ELEMENTARY ARITHMETIC.

DESIGNED FOR

ACADEMIES AND SCHOOLS:

ALSO SERVING AS AN INTRODUCTION TO THE

HIGHER ARITHMETIC,

BY GEORGE R. PERKINS, LL.D.,

MICIPAL AND PROFESSOR OF MATHEMATICS IN THE NORMAL SCHOOL OF THE SAME
NEW YORK ; AUTHOR OF TREATISE ON ALGEBRA; ELEMENTS OF ALGEBRA,

HIGHER ARITHMETIC; GEOMETRY, ETC.

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