# Commercial Arithmetic

American Book Company, 1894 - Arithmetic - 307 pages

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### Contents

 SIMPLE NUMBERS 1 Roman Notation and Numeration 7 COMMON FRACTIONS 45 Subtraction of Fractions 51 Definitions 66 Circulating Decimals 72 UNITED STATES MONEY 81 Definitions 87
 Apothecaries Weight 128 PERCENTAGE 160 To find the Difference Per Cent 166 PROFIT AND Loss 173 TRADE DISCOUNT 183 COMMISSION 191 CUSTOMHOUSE BUSINESS 197 INSURANCE 204

### Popular passages

Page 130 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal.) 31| gallons = 1 barrel (bbl...
Page 109 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Page 144 - CUBIC MEASURE. 1728 cubic inches (cu. in. ) = 1 cubic foot (cu. ft.).
Page 151 - A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center.
Page 133 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq. yd.) 30^ square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Page 131 - LENGTH 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5| yards = 1 rod (rd.) 320 rods = 1 mile (mi.) 1 mile = 1,760 yd.
Page 45 - A fraction is one or more of the equal parts of a unit...
Page 230 - The Present Worth of a debt, payable at a future time without interest, is such a sum as, being put at legal interest, will amount to the given debt when it becomes due.
Page 133 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30£ square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Page 263 - A contract of two or more competent persons, to place their money, effects, labor and skill, or some or all of them, in lawful commerce or business, and to divide the profit and bear the loss in certain proportions.