### Contents

 Arabic Notation 8 SUBTRACTION 23 Cross Multiplication 29 CANCELLATION 37 UNITED STATES MONEY 65 PRICE COST AND QUANTITY 71 DENOMINATE NUMBERS PAGE 76 PRACTICAL MEASUREMENTS 102
 STORAGE 166 INTEREST 177 INTEREST PAGE 185 TRUE DISCOUNT 207 ACCOUNTS AND BILLS 229 PARTNERSHIP 251 STOCKS AND BONDS 257 TAXES 266

 PERCENTAGE 139 PROFIT AND LOSS 150 TRADE DISCOUNT 160

### Popular passages

Page 82 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Page 79 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Page 80 - Weight This is used to. some extent in filling prescriptions. The grain, ounce, and pound are the same as in troy weight, but the ounce is divided differently. 20 grains (gr.) = 1 scruple . . . sc. or 3 3 scruples = 1 dram . . . dr. or 3 8 drams = 1 ounce . . . oz. or 5 12 ounces = 1 pound . . . Ib. or ft Apothecaries...
Page 77 - LENGTH 12 inches (in.) =1 foot (ft.) 3 feet = 1 yard (yd.) 5\ yards, or 16| feet = 1 rod (rd.) 320 rods, or 5280 feet = 1 mile (mi.) SQUARE MEASURE 144 square inches (sq.
Page 78 - CUBIC MEASURE. 1728 cubic inches (cu. in. ) = 1 cubic foot (cu. ft.).
Page 52 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Page 80 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Page 35 - Similarly, any term may be transposed from one member of an equation to the other by changing its sign.
Page 32 - Multiplying or dividing both Dividend and Divisor by the same number does not change the Quotient.
Page 79 - SQUARE MEASURE 625 square links 1 square rod 16 square rods 1 square chain 10 square chains .... 1 acre 640 acres 1 square mile 36 square miles 1 township...