Mental Arithmetic Upon the Inductive Plan: Designed for Primary and Intermediate SchoolsR.S. Davis & Company, 1852 - 144 σελίδες |
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Σελίδα 3
... contained in former editions . The object of the work is to teach the pupil how to think , and to enable him , by an almost impercep- tible gradation of thought , to advance from the simplest forms of reasoning to the more vigorous ...
... contained in former editions . The object of the work is to teach the pupil how to think , and to enable him , by an almost impercep- tible gradation of thought , to advance from the simplest forms of reasoning to the more vigorous ...
Σελίδα 41
... contained in 12 ; and 4 is contained in 12 , 3 times ; therefore , he can give each one 3 peaches . This short method of subtract- ing we call Division . 2. I have 4 cents to give to 2 little girls ; how many can I give to each ? Why ...
... contained in 12 ; and 4 is contained in 12 , 3 times ; therefore , he can give each one 3 peaches . This short method of subtract- ing we call Division . 2. I have 4 cents to give to 2 little girls ; how many can I give to each ? Why ...
Σελίδα 43
... contained in 8 ; and 4 is contained in 8 , 2 times ; therefore , one bushel will cost 2 shillings . 2. If 3 pounds of butter cost 36 cents , what is the price of one pound ? What must be given for 5 pounds ? B. — If 3 pounds cost 36 ...
... contained in 8 ; and 4 is contained in 8 , 2 times ; therefore , one bushel will cost 2 shillings . 2. If 3 pounds of butter cost 36 cents , what is the price of one pound ? What must be given for 5 pounds ? B. — If 3 pounds cost 36 ...
Σελίδα 44
Designed for Primary and Intermediate Schools Benjamin Greenleaf. is contained in 36 , 12 times ; if one pound cost 12 cents , 5 pounds will cost 5 times 12 cents , and 5 times 12 cents are 60 cents ; therefore , 5 pounds will cost 60 ...
Designed for Primary and Intermediate Schools Benjamin Greenleaf. is contained in 36 , 12 times ; if one pound cost 12 cents , 5 pounds will cost 5 times 12 cents , and 5 times 12 cents are 60 cents ; therefore , 5 pounds will cost 60 ...
Σελίδα 52
... bought some wafers at 4 cents a box ; how many boxes did he buy ? 21. A cistern contained 60 gallons , and by a pipe 10 gallons would run into it in one hour , and by another pipe , 5 gallons would run out of it in 52 MENTAL ARITHMETIC .
... bought some wafers at 4 cents a box ; how many boxes did he buy ? 21. A cistern contained 60 gallons , and by a pipe 10 gallons would run into it in one hour , and by another pipe , 5 gallons would run out of it in 52 MENTAL ARITHMETIC .
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Συχνά εμφανιζόμενοι όροι και φράσεις
100 dollars 11 leaves 12 cents 12 dollars 12 pounds 12 rods 14 less 20 dollars 40 cents 9 cents 9 dollars 9 leaves 9 pounds 9 quarts acres apples Avoirdupois barrel of flour Bought butter cents a pound cents a quart cents apiece contained cords of wood cost 12 cost 4 pounds cows dimes dividend divisor dollars a barrel dollars a bushel dollars a yard dozen drams eagles eighths equal farthings feet fifths figure following numbers fourths furlongs gallons gave hogsheads horse hundred hundred-weight improper fraction inches James lars leaves 11 LESSON lowest terms miles molasses months Multiplicand Multiply ninths nutmegs nuts oranges ounces paid peaches pears pecks pence pennyweights pints pound of raisins pupil quarters quires reams receive remainder scruples sevenths sheets shillings sixths slate subtract TABLE third tons weeks whole number wish to give worth yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 144 - If a certain city consume 4892684 gallons of water in 160 days, how many gallons would be consumed in a day ? 8. A library containing 4684 books is equally distributed among 24 boys and 16 girls ; how many books does each receive ? 9. If the divisor is 198, and the dividend 864921, what is the quotient ? 10. What is the quotient of 9876542, divided by 4682? 11. In a public procession, there were 69896 persons, who marched in divisions, each containing 420 persons ; how many divisions were there in...
Σελίδα 111 - If two men start from the same place, and travel in opposite directions, the one traveling at the rate of 3 miles an hour, and the other at the rate of 4 miles an hour, how far apart will they be at the end of 5 hours ? 11.
Σελίδα 89 - WEIGHT. 16 Drams (dr.) make 1 Ounce, oz. 16 Ounces " 1 Pound, Ib. 25 Pounds " 1 Quarter, qr. 4 Quarters " 1 Hundred-weight, cwt. 20 Hundred-weight
Σελίδα 98 - The terms folio, quarto, octavo, duodecimo, etc., indicate the number of leaves into which a sheet of paper is folded. A sheet folded in 2 leaves is called a Folio. A sheet folded in 4 leaves...
Σελίδα 37 - In one week there are 7 days ; how many days in 2 weeks ? 3 weeks ? 4 weeks ? 5 weeks ? 6 weeks ? 7 weeks ? 8 weeks ? 9 weeks ? 10 weeks ? 11 weeks ? 12 weeks ? 24.
Σελίδα 115 - The head of a fish is 7 inches long, the tail is as long as the head and |- of the body, and the body is as long as the head and tail ; what is the length of the fish ? 9.
Σελίδα 37 - Zone rate zone rate zone rate zone rate zone rate zone rate zone rate 1 pound 2 pounds 3 pounds 4 pounds 5 pounds 6 pounds 7 pounds 8 pounds 9 pounds...
Σελίδα 98 - TABLE. 60 seconds (") make 1 minute, '. 60 minutes " 1 degree, . . . °. 30 degrees
Σελίδα 96 - 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.
Σελίδα 110 - If 4 firkins of butter cost 26 dollars, what will 7 firkins cost ? 15. If 3 men can do a piece of work in 7 days, how long will it take 1 man to do it? How long would it take 4 men ? 16.