# New Practical Arithmetic: In which the Science and Its Applications are Simplified by Induction and Analysis

R.S. Davis & Company, 1873 - Arithmetic - 336 pages
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### Contents

 BILLS AND INVOICES 63 LEDGER COLUMNS 77 MULTIPLICATION BY FACTORS 83 LEAST COMMON MULTIPLE 91 EXERCISES IN ANALYSIS 124 EXERCISES IN ANALYSIS 142 REDUCTION 153 LONGITUDE AND TIME 182
 COMPOUND PROPORTION 236 83 238 EQUATION OF PAYMENTS 242 SETTLEMENT OF ACCOUNTS 248 87 254 PYRAMIDS AND CONES 266 SPHERES 268 124 272

 PERCENTAGE 188 COMMISSION AND BROKERAGE 195 REVIEW EXERCISES 202 73 212 PRESENT WORTH 214 RATIO AND PROPORTION 230
 MEDIAL PROPORTION 274 ARITHMETICAL SERIES 280 EXERCISES IN ANALYSIS 287 127 288 162 323

### Popular passages

Page 146 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Page 43 - DIVISION is the process of finding how many times one number is contained in another, or of finding one of the equal parts of a number.
Page 113 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Page 67 - When a decimal number is to be divided by 10, 100, 1000, &c., remove the decimal point as many places to the left as there are ciphers in the divisor, and if there be not figures enough in the number, prefix ciphers.
Page 143 - 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 66 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Page 87 - The Greatest Common Divisor of two or more numbers is the greatest number that will exactly divide each of them. Thu4, 18 is the greatest, common divisor of 36 and 54, since it is the greatest number that will divide each of them without a remainder.
Page 97 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Page 224 - In every proportion the product of the means is equal to the product of the extremes.
Page 146 - A CIRCLE is a plane figure bounded by a curved line, all the points of which are equally distant from a point within called the center; as the figure ADB E.