Contents of the jfirst tlolume. 



ARITHMETIC. 



ILXPLANATION of Characters , , ; . 9 



Notation . . ,.". , . . .11 



Simple Addition .-,.♦•. 14 



Subtraction '. , , ♦ • , .18 



Multiplication • • • • « . 20 



Division ..♦..,•. 26 



Reductioti . " , , , , , , » 36 



Compound Addition . , , , , ■ , .42 



Subtraction , , , ' , . . 46 



^luitiplicatlon . , . , , * 5^ 



Pivlsion , ' 4 • , ♦ • SZ 



DuODECIMALJi * • • < ^ • « • 56 



Vulgar Fractions .••••. 59 



Redaction of Vulgar Fractions . . . . -63 



Addition of do, ....... 72 



Subtraction of do. . , , . - . '74 

 Multiplication of do.. . . ... , » . ibid 



Division of do. ,, • 75 



Decimal Fractions •.*•». 76 



Addition of Decimals 78 



Subtraction of do. ....... ibid 



Multiplication of do. . . . . • • .79 



Division of do. . . . . . , , 82 



It*. Juction of do, g ^ . . . , . 85 



Federal 



