## 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 |

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### Common terms and phrases

acres added amount ANALYSIS annex barrels bought bushels called cent ciphers cloth column common common denominator contained cords corn cost cube cubic currency decimal denominator difference discount Divide dividend division divisor dollars equal EXAMPLES FOR PRACTICE expressed factors feet figure five flour four fourths fraction gain gallons given given number gold greater greatest hand Hence horses hundred inches interest invested land least common length less loss measure merchant miles mills mixed number months Multiply obtain OPERATION paid payment piece pounds principal proceeds purchase quantity quotient ratio receive Reduce remainder result rods root RULE sell share side simple sold square subtract sugar TABLE tens third thousand tons units weight wide worth Write yards

### Popular passages

Page 48 - Division is the process of finding how many times one number is contained in another.

Page 161 - 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 73 - The Greatest Common Divisor of two or more numbers is the greatest number that will exactly divide each of them.

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 -f§ 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 52 - If any partial dividend will not contain the divisor, place a cipher in the quotient, and bring down the next figure of the dividend, and divide as before.

Page 173 - Ans. 6° 37'. 208. IN COUNTING. 12 Units or Things make 1 Dozen. 12 Dozen " 1 Gross. 12 Gross " 1 Great Gross. 20 Units " 1 Score. 209. PAPEE. 24 Sheets. '. make 1 Quire. 20 Quires " 1 Ream. 2 Reams " 1 Bundle. 5 Bundles

Page 282 - Three numbers may be in proportion when the first is to the second as the second is to the third.

Page 49 - Rule. — I. Write the divisor at the left of the dividend, with a line between them.

Page 153 - 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