(1673). Forster's arithmetick Explaining the grounds and principles of that art, both in whole numbers and fractions. By such plain, easie and familiar rules and precepts, that any person, of a reasonable capacity, may (in a short time) attain to a competent proficiency therein, without the help of any tutor. By William Forster.

Forster's Arithmetick Explaining the Grounds and Principles of That Art, Both in Whole Numbers and Fractions. By Such Plain, Easie and Familiar Rules and Precepts, That Any Person, of a Reasonable Capacity, May (in a Short Time) Attain to a Competent Proficiency Therein, Without the Help of Any Tutor. By William Forster. 1673.

Forster's Arithmetick Explaining the Grounds and Principles of That Art, Both in Whole Numbers and Fractions. By Such Plain, Easie and Familiar Rules and Precepts, That Any Person, of a Reasonable Capacity, May (in a Short Time) Attain to a Competent Proficiency Therein, Without the Help of Any Tutor. By William Forster. 1673.