# An Arithmetic for Preparatory Schools, High Schools, and Academies

A. Lovell & Company, 1889 - Arithmetic - 343 pages
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### Contents

 CHAPTER PAGE 1 DECIMAL FRACTiONs 7 FACTORS 26 COMMON FRACTIONS 38 To Find a Number when a Fractional Part of it 55 COMPOUND NUMBERS 75 THE METRIC SYSTEM 115 SPECIAL PROBLEMS 132
 PERCENTAGE 185 INTEREST AND DISCOUNT 216 STOCKS 261 XII INVOLUTION AND EVOLUTION 271 SERIES 284 MENSURATION 299 MISCELLANEOUS EXAMPLES 319 Copyright

### Popular passages

Page 79 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Page 80 - 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 78 - 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 315 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Page 38 - An Improper Fraction is one whose numerator is equal to or greater than its denominator ; as, f , -J.
Page 75 - 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 312 - A pyramid (Fig. 54) is a solid whose base is a polygon and whose sides are triangles uniting at a common point, called the vertex.
Page 27 - A number is divisible by 9 if the sum of its digits is divisible by 9.
Page 39 - Multiplying or dividing both numerator and denominator by the same number does not change the value of the fraction.
Page 76 - TABLE. 1728 cubic inches (cu. in.) =1 cubic foot (cu. ft.). 27 cubic feet = 1 cubic yard (cu. yd.). 53. Wood Measure is used in measuring wood and other merchandise. TABLE. 16 cubic feet = 1 cord foot (cd.