# A New, Copious and Complete System of Arithmetic: For the Use of Schools and Counting Houses, in the United States of America, Or, Arithmetical Instructor, Containing a General Course of Mercantile Examples ...

author, 1821 - Arithmetic - 372 pages
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### Contents

 PAGE 12 Notation of Roman letters 18 Simple Division 30 Exercises in Simple Addition 38 Compound Subtraction 61 Compound Division 69 Reduction ascending 75 Rule of Three Inverse 90
 Involution 178 Insurance 192 Barter 203 95 218 Fractions Definitions 271 Duodecimals 310 Questions to exercise Frac 322 Computation of shot 370

### Popular passages

Page 232 - Thirty days after sight of this first of exchange (second and third of the same tenor and date unpaid...
Page 317 - If the vessel be double-decked, take the length thereof from the fore part of the main stem, to the after part of the stern post, above the upper deck ; the breadth thereof at the broadest part above the main wales, half of which breadth shall be accounted the depth of such vessel, and then deduct from the...
Page 355 - Rule. Multiply the Logarithm of the given number by the Index of the proposed power, and the product will be the Logarithm, whose natural number is the power required.
Page 282 - Take a series of as many terms, decreasing by 1, from the given number, out of which the election is to be made, and find the product of all the terms.
Page 310 - ... when the first is to the third, as the difference between the first and second is to the difference between the second and third, as the numbers 3, 4, 6.
Page 281 - To find the number of Permutations, or changes, that can be made of any given number of things all different from each other. RULE.
Page 2 - In conformity to the Act of the Congress of the United States, intituled, " An act for the encouragement of learning, by securing the copies of Maps, Charts and Books to the Authors and Proprietors of such copies, during the times therein mentioned...
Page 310 - Three lines are in harmonical proportion, when the first is to the third, as the difference between the first and second, is to the difference between the second and third ; and the second is called a harmonic mean between the first and third. The expression 'harmonical proportion...
Page 2 - An act supplementary to an act entitled 'An act for the encouragement of learning, by securing the copies of maps, charts, and books to the authors and proprietors of such copies during the times therein mentioned,' and extending the benefits thereof to the arts of designing, engraving, and etching historical and other prints.
Page 361 - A cistern for water has two cocks to supply it, by the first it may be filled in 45 minutes, and by the second in 55 minutes; it has likewise a discharging cock, by which it may, when full, be emptied...