American book Company, 1905 - Arithmetic - 253 pages
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### Contents

 NOTATION AND NUMERATION 7 SUBTRACTION 17 DIVISION 28 CASTING OUT NINES 40 FRACTIONS 46 APPROXIMATE RESULTS 57 LONGITUDE AND TIME 78 THE EQUATION 86
 INTEREST 139 METHOD OF ATTACK 140 PERCENTAGE 152 MARKING GOODS 162 BANKS AND Banking 186 INSURANCE 207 TAXES AND DUTIES 216 LOGARITHMS 224

### Popular passages

Page 62 - 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 62 - MEASURE 12 inches (in.) = 1 foot (ft). 3 feet = 1 yard (yd.). 5J yards or Щ feet = 1 rod (rd.) . 320 rods = 1 mile (mi.). SURFACE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.). 9 square feet = 1 square yard (sq.
Page 131 - Specific Gravity. The specific gravity of a substance is the ratio of its weight to the weight of an equal volume of some other substance taken as a standard.
Page 112 - How much will it cost to plaster the walls and ceiling of a room 16 ft. 3' long, 14 ft. 2
Page 181 - Find the amount of the principal to the time when the payment, or the sum of the payments, equals or exceeds the interest due.
Page 61 - Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.
Page 46 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Page 63 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Page 64 - Liquid Measure 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Page 87 - The square root of a number is one of the two equal factors of the number.