The school-Master and scholar's mutual assistant: or, a compendious system of practical arithmetic, made perfectly easy. Containing All the useful Rules in Whole Numbers and Fractions, both Vulgar and Decimal. Together with The Extraction of the Square and Cube Roots. And Mensuration of Artificers Work of all Kinds, and of square and Round Timber. Also, a sketch of Surveying. Several of the Questions are left blank, on Purpose to be varied at Pleasure, which will be found of singular Service to Teachers, as well as assiduous Pupils. - The Whole being laid down in the most plain and intelligible Manner, in order to render the Science as little difficult as may be, and as easy to be attained as possible by the Youth of either Sex. By William Banson, Writing-Master and Accountant.

Date:

1760