TABLE OF CONTENTS.

BOOK I.
SECTION PAGE
I.Numeration[ 1]
II.Addition and Subtraction[14]
III.Multiplication[24]
IV.Division[34]
V.Fractions[51]
VI.Decimal Fractions[65]
VII.Square Root[89]
VIII.Proportion[100]
IX.Permutations and Combinations[118]
BOOK II.
I.Weights and Measures, &c.[124]
II.Rule of Three[144]
III.Interest, &c.[150]
APPENDIX.
I.On the mode of computing[161]
II.On verification by casting out nines and elevens[166]
III.On scales of notation[168]
IV.On the definition of fractions[171]
V.On characteristics[174]
VI.On decimal money[176]
VII.On the main principle of book-keeping[180]
VIII.On the reduction of fractions to others of nearly equal value[190]
IX.On some general properties of numbers[193]
X.On combinations[201]
XI.On Horner’s method of solving equations[210]
XII.Rules for the application of arithmetic to geometry[217]

ELEMENTS OF ARITHMETIC.