Vf tJNTENTS. 



Federal MoneV , ^ . . ^ * r go 



Circulating Decimals 93 



Reduction of Circulating Decimals .... 94 



Addition of do. 99 



Subtraction of do ^^^ 



Multiplication of do ^°^*^ 



Division of do ^^^ 



Proportion in general ...••• ^^2 



Simple Proportion, or Rule of Three . . • 105 



Practice . , . . • • • *• ' ^^^ 



Tare <ind Trett ' . ' ^22 



Compound Proportion . ♦,•••,* ' * 125 



Conjoined do. . . •-.*„* ' ' '^^ 



Barter . '. ^ ", , i ". • * • ^3^ 



Loss and Gain . • « . ♦ • « J 33 



Single Fellowship . , w » . . • I35 



Double do. . . ^ 1 37 



Alligation Medial ., . ^ H<^ 



Alternate . , . . . • 14^ 



Involution . . . . . * . • • ^^ ' 



Evolution »...♦... 1^ 



Extr:ituon "of the Square Root ", \ , . •' 15^ 



C^ube Root ...... 158 



Cub^ Root by Approximation . .160 



Ivoots of Powers in general . . 3 63 



. Do. .by Approximation . . .166 



Arithmetical Progression ^ 168 



Geometrical do; . . v v . . • '7j 



Simple Inteiest ^. . . ^. . . . 1B2 



by Decimals . . . • • 185 



Commission ..... • . • 186 



Brokerage . .^ . . . . . . .187 



Insurance . ^. . . . ^. - . . '88 



Discount . > . ^. ,. .. • . • *'^9 

 by Decimals . - . . . . 193 



Equation 



