Context

Context of Practical arithmetick in four books. : I. Whole numbers, weights and measures. II. Fractions, vulgar and decimal. III. Mercantile arithmetick. IV. Extraction of roots, progressions, &c. : Extracted from the large and entire treatise, and adapted to the commerce of Ireland, as well as that of Great-Britain. : For the use of schools., By John Gough, author of the practical English grammar. ; Carefully revised by Thomas Telfair, philomath. ; And now fitted to the commerce of America. ; With an appendix of algebra, by the late W. Atdinson [sic], of Belfast, (electronic resource)
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