Dubbs' Complete Mental Arithmetic: A Volume of Carefully Graded Exercises Adapted to the Use of All SchoolsAmerican Book Company, 1893 - 220 páginas "First edition of Dubbs' work on mental arithmetic. The author states in the preface that this subject is the most important that has been taught in the schools because it develops the reasoning faculties quicker than the study of any other discipline. The work consists of a series of problems in the various subjects of primary mathematics, including the basic sections, fractions, interest, discounts and percentages, among others. These are 'carefully graded exercises adapted to the use of all schools.' All to be accomplished without pencil or paper!" -- Antiquarian bookseller's description, 2018. |
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Página 11
... difference between two numbers . The larger number is called the minuend . The small- er is termed the subtrahend . The result is the difference , or remainder . The sign of subtraction is and is read minus , or less . When placed ...
... difference between two numbers . The larger number is called the minuend . The small- er is termed the subtrahend . The result is the difference , or remainder . The sign of subtraction is and is read minus , or less . When placed ...
Página 14
... difference between 15 cents Answer : 10 cents . and 5 cents , which is 10 cents . 2. A farmer who owned 40 sheep , sold 9 of them . How many sheep remained ? 3. Harry picked 57 cherries , and gave his sister all but 27. How many did she ...
... difference between 15 cents Answer : 10 cents . and 5 cents , which is 10 cents . 2. A farmer who owned 40 sheep , sold 9 of them . How many sheep remained ? 3. Harry picked 57 cherries , and gave his sister all but 27. How many did she ...
Página 15
... difference in value ? 8. Out of a flock of 84 pigeons , 29 were killed . How many escaped ? 9. A reader contains 96 pages , and a spelling - book 77. How many more pages are in the reader than in the other ? IO . A farmer plowed 73 rows ...
... difference in value ? 8. Out of a flock of 84 pigeons , 29 were killed . How many escaped ? 9. A reader contains 96 pages , and a spelling - book 77. How many more pages are in the reader than in the other ? IO . A farmer plowed 73 rows ...
Página 16
... difference in the cost of two wagons was 63 dollars . If one cost 151 dollars , what did the other cost ? 21. There are 147 apples on one tree , and 201 on an- other . How many fewer are there on the first than on the second ? 22 . A ...
... difference in the cost of two wagons was 63 dollars . If one cost 151 dollars , what did the other cost ? 21. There are 147 apples on one tree , and 201 on an- other . How many fewer are there on the first than on the second ? 22 . A ...
Página 17
... difference between 107 and 195 sub- tract the difference between 123 and 36 . 36. The sum of two numbers , plus their difference , equals 173. If their difference is 48 , what is their sum ? 37. The difference of two numbers , plus ...
... difference between 107 and 195 sub- tract the difference between 123 and 36 . 36. The sum of two numbers , plus their difference , equals 173. If their difference is 48 , what is their sum ? 37. The difference of two numbers , plus ...
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Dubbs' Complete Mental Arithmetic: A Volume of Carefully Graded Exercises ... Eugene L Dubbs Sin vista previa disponible - 2016 |
Términos y frases comunes
12 rods 15 cents 50 cents 9 mo A's money acres acres of land amount Answer apiece apple trees barrels of flour boys buggy bushels of wheat cents a bushel cents a pound certain number cider commission contained cords of wood cows cube root discount divided dividend divisor dollars Dubbs earn equal farmer sold feet Find the cost fraction gain percent gallons hogs horse cost horses eat hundredweight insured least common multiple less LESSON lost marbles marked price midnight miles an hour Multiply muslin ounces oxen paid past noon pecks pennyweights piece pints plums principal quarts quires received Reduce remainder rods of fence selling price shares Sold 15 Solution square root Subtract thereby losing tons of hay turkeys twice watch weeks weigh wheat yards of cloth
Pasajes populares
Página 201 - The Present Worth of a debt payable at a future time without interest is such a sum as, being on interest for the time at a certain rate, will amount to the debt.
Página 207 - The square of the sum of two numbers is equal to the square of the first, plus twice the product of the first by the second, plus the square of the second.
Página 108 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Página 114 - 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.
Página 109 - TABLE. 2 pints pt. make 1 quart, marked qt. 8 quarts - 1 peck, - pk. 4 pecks - 1 bushel, - bu.
Página 118 - 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.
Página 112 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt.) 4 quarts = 1 gallon (gal.) 31| gallons = 1 barrel (bbl.) 2 barrels = 1 hogshead (hhd...
Página 116 - A Square is a figure having four equal sides and four right angles.
Página 80 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Página 28 - 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.