A tutor to arithmetick : Being examination and exercise. thro' all the common rules of that useful science. In which are explain'd the reason of the operations; and several improvements not common, made for the more readier calculation of business. Done for the better instruction of youth in arithmetick. By J.B teacher of the mathematicks, in Corke. - J. B. (Printed, for the author, by G. Bennett, 1719)