# Robinson's Progressive Practical Arithmetic: Containing the Theory of Numbers in Connection with Concise Analytic and Synthetic Methods of Solution, and Designed as a Complete Text-book on this Science for Common Schools and Academies

Ivison, Blakeman, Taylor & Company, 1873 - Arithmetic - 372 pages
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### Contents

 Reduction 7 SIMPLE NUMBERS 8 Addition 20 Subtraction 28 Multiplication 35 Contractions 42 Numeration Table 86 Decimal Notation and Numeration 116
 English Money 151 Long Measure 158 Surveyors Square Measure 164 Circular Measure 172 To find the Difference in Dates 188 RATIO AND PROPORTION 205 298 238 294 315

 Addition of Decimals 124 Division of Fractions 130 PAGE 138 Promiscuous Examples 146
 Arithmetical Progression 328 Mensuration 342 314 348

### Popular passages

Page 171 - Thirty days hath September, April. June, and November; All the rest have thirty.one, Save February, which alone Hath twenty.eight; and one day more We add to it one year in four.
Page 48 - The dividend is the number to be divided. The divisor is the number by which we divide.
Page 347 - That from and after the passage of this act, it shall be lawful throughout the United States of America to employ the weights and measures of the Metric System ; and no contract, or dealing, or pleading in any court, shall be deemed invalid or liable to objection, because the weights or measures expressed or referred to therein are weights or measures of the Metric System.
Page 73 - 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 167 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Page 89 - To reduce fractions to their lowest terms. A fraction is in its lowest terms when its numerator and denominator are prime to each other; that is, when both terms have no common divisor. 1. Reduce the fraction £§ to its lowest terms.
Page 326 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Page 347 - That the tables in the schedule hereto annexed shall be recognized, in the construction of contracts, and in all legal proceedings, as establishing, in terms of the weights and measures now in use in the United States, the equivalents of the weights and measures expressed therein in terms of the metric system...
Page 329 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference.
Page 48 - When the dividend does not contain the divisor an exact number of times^ the part of the dividend left is called the remainder, and it must be less than the divisor.