THE TEACHERS ASSISTANT, OR A SYSTEM OF PRACTICAL ARITHMETIC

Wherein the Several Rules of That Useful Science Are Illustrated by a Variety of Examples, a Large Proportion of Which Are in Federal Money, the Whole Designed to Abridge the Labour of Teachers, and to Facilitate the Instruction of YouthDivide as in Simple Division. When a remainder occurs, multi ly it by 4, and add the number of fourths that are in t e fraction of the sum (if any) to its pro duct