The British youth's instructor: or, a new and easy guide to practical arithmetic. Wherein the Rudiments of Common Arithmetic, Vulgar and Decimal Fractions, the Extraction and Use of the Square and Cube Roots, &c. Are so easily Treated of, and so plainly Demonstrated, That any Person may, of himself (in a short Time) become acquainted with every Thing necessary to the knowledge of business. To which is added, a postscript, For the Use of Country Youths in particular: Shewing how to measure any regular Piece of Timber, Tyling, Thatching, Brick-Work, or Piece of Land; as also, how to guage any Cistern, Piece of Malt, or common Cooler, Tub, &c. The whole designed for Such as have hitherto neglected, or have not had an Opportunity of becoming acquainted with Figures; and attempted in natural and familiar Dialogues, in order to render the Work more easy and diverting, as well as useful to Learners. Recommended by several eminent Writing-Masters and Accomptants. The eighth edition, corrected and improved, By some particular Observations on the Rule of Discount. By Daniel Fenning, Author of the Young Algebraist Companion; Description and Use of the Globes (both in Dialogues); the Universal Spelling-Book; Royal English Dictionary; Young Man's Book of Knowledge; a new English Grammar; and a new Treatise on Mensuration