Arithmetick: vulgar, decimal, instrumental, algebraical. : In four parts. Containing [brace] I. Vulgar arithmetick, in whole numbers and fractions, in a plain and easie method. II. Decimal arithmetick, the ground and reason thereof, and its use illustrated by divers examples. III. Instrumental arithmetick, performing, by decimal scales, all kind of reductions (with more expedition than by decimal tables) Also new scales, whereby the square and cube roots may be extracted by inspection only: both of them new artifices; nothing of the like kind having been before published in any language- With the description of Nepair's Bones (according to their best contrivance) and the use of them ... IV. Algebraical arithmetick, containing an abridgment of the precepts of that art, and its use, illustrated by questions of divers kinds. Whereunto is added, the construction and use of several tables of interest and annuities, vveights and measures, both of our own and other countries. /