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on A complete
systEM OF ARITHMETIC,
ADAPTED TO MODERN PRACTICE. *
FxplainING THE Found Ation of THE RULEs, AND THE
Illustrations of Commercial Subjects.
For THE USE OF SCHOOLS.
ST. ANDREw's square, EDINBURGH.
“Numerorum notitia, cuicumque primis saltem literis erudito,
ON few subjects have more productions issued from the press, than on Arithmetic; yet there is still a complaint among judicious Teachers, that these productions are often but ill adapted to the purposes of instruction. While most of them contain a great deal of obsolete and useless matter, especially in the form of exercises, they are very deficient in matter indispensably requisite to convey to learners a full and clear view of the principles and modern practice of calculation. In the following pages, an attempt is made to supply a text-book, for the use of schools, free from these imperfections; comprising a full course of such Arithmetical instruction, as is necessary for preparing young men either for prosecuting their mathematical studies with advantage, or for the mercantile profession, and business in general; and containing nothing but what has a direct tendency to promote these objects. The Editors trust, that the definitions in this tract will be found accurate, the rules concise and