Histian Sci. ) C Ο Ν Τ Ε Ν Τ S. . Page. Subtraction of Vulgar Fractions Multiplication of Vulgar Fractions The Rule of Three in Vulgar Fractions Contracted Multiplication of Decimals Contracted Division of Decimals Page. An An EXPLANATION of the CHARACTERS made Use of in this BOOK. Signs. Names. Significations. The fign of Addition; as, 4+ 2=6, or 4 added to 2 is equal Plus, or more. to 6. į as, 6 X The sign of Subtraction -2=4, or 6 lefs by 2 is equal to 4 The sign of Multiplication; as, Multiplied by 8X3=24, or 8 multiplied by 3 is equal to 24. The sign of Division; as, 24 Divided by. +3=8, or 24 divided by 3 is equal to 8. The sign of Equality; as, 4+ Equal to. 539, or 4 added to 5 is equal The signs of Proportion; as, Proportion. 2:4 ::.6: to 12, or as 2 is to 40 fo is 6 to 12. to 9 P R E F A CE. M' primary intention for composing the following sheets, was, that I might have a book of Arithmetic, comprising a system of rules and examples adapted to the capacity of young scholars, containing the most useful improvements in that art, and fitted for the schoolmaster and man of business. When it was finished, and ready for the press, I thought it might be useful to others, as well as myself, who are engaged in the arduous task of educating youth. This induced me to give it to the public. How far my system may merit the countenance of my brother schoolmasters, and the approbation of the public, time only can determine.. I aspire not after fame. Placed in an obscure, corner, my highest ambition is to difcharge the manifold duties of my profesion with integrity, and to do all the service 1 poffibly can to my flock, my pupils, and my own family. I have Audied to express the rules with perspicuity and conciseness, and to illustrate each particular rule with examples adapted to the capacities both of the young tyro, and the more adult scholar. Such observations as were not so immediately necesary to the pupil, I have thrown into the notes, and I have added fome few hints to the teacher, under the title of a 22 remarks. |