A Mental Arithmetic Upon the Inductive Plan: Being an Advanced Intellectual Course, Designed for Schools and AcademiesRobert S. Davis & Company, 1858 - 154 σελίδες |
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Σελίδα 3
... given toward the end of the book , constitute a feature peculiar to this work . These will be found useful , it is believed , as an intellectual drill , and also exceedingly valuable for preparing the learner to dispense with writ- ten ...
... given toward the end of the book , constitute a feature peculiar to this work . These will be found useful , it is believed , as an intellectual drill , and also exceedingly valuable for preparing the learner to dispense with writ- ten ...
Σελίδα 4
... given promptly . No form of solution should be allowed to pass , unless it is neatly expressed , and is entirely accurate . Classes in an advanced course of written arithmetic , and in algebra , that have not had a suitable preliminary ...
... given promptly . No form of solution should be allowed to pass , unless it is neatly expressed , and is entirely accurate . Classes in an advanced course of written arithmetic , and in algebra , that have not had a suitable preliminary ...
Σελίδα 6
... given to a beggar 4 cents , found she then had left 7 cents ; how many cents had she at first ? 28. Alfred bought a hook for 4 cents , and a line for 8 cents ; how much did both cost ? 29. A farmer sold 4 cows , and then had 9 left ...
... given to a beggar 4 cents , found she then had left 7 cents ; how many cents had she at first ? 28. Alfred bought a hook for 4 cents , and a line for 8 cents ; how much did both cost ? 29. A farmer sold 4 cows , and then had 9 left ...
Σελίδα 7
... given him ; how many then had he ? 28. John gave to one school - mate 5 nuts , and to another the same number ; how many did he give to both ? 29. Olive had 5 pins on her cushion , and MENTAL ARITHMETIC . 7 LESSON II. ...
... given him ; how many then had he ? 28. John gave to one school - mate 5 nuts , and to another the same number ; how many did he give to both ? 29. Olive had 5 pins on her cushion , and MENTAL ARITHMETIC . 7 LESSON II. ...
Σελίδα 8
... given you , how many would you then have ? 35. How many slates are 6 slates and 3 slates ? 36. Gave 6 cents for paper , and 4 cents for quills ; how many cents were paid for both ? 37. If you should give 6 dollars for a vest , and 5 ...
... given you , how many would you then have ? 35. How many slates are 6 slates and 3 slates ? 36. Gave 6 cents for paper , and 4 cents for quills ; how many cents were paid for both ? 37. If you should give 6 dollars for a vest , and 5 ...
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12 cents 12 days 12 dollars 20 days 20 per cent 50 cents 9 cents 9 dollars acres amount of $200 barrel of flour bought boys bushel cost bushels of corn bushels of wheat cents a dozen cents a pound cents a quart cents a yard cents apiece cistern contained cords of wood cows decimal decimal fraction dimes dollar a bushel dollars a yard earn eight equal factors fifths fourths fraction furlongs gain $6 gallons gave Harry Hubbard hogshead hundred hundred-weight improper fraction interest of $100 John less LESSON lowest terms MENTAL ARITHMETIC miles an hour molasses months and 20 Multiply NOTE oranges ounces paid pecks pence pennyweights pints pounds of butter pounds of sugar present worth quire rate per cent receive Reduce remainder sell sevenths sheep shillings sixths subtract tens third tons of hay weeks whole number yards of broadcloth yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 55 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Σελίδα 115 - ... miles an hour, how far apart will they be at the end of 1 hour ? At the end of 2 hours ? 4 hours ? 10 hours ? Why ? 4.
Σελίδα 100 - Multiplication is the process of taking one number as many times as there are units in another number.
Σελίδα 52 - 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.
Σελίδα 108 - The Dividend is the number to be divided. The Divisor is the number by which we divide.
Σελίδα 47 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Σελίδα 48 - 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
Σελίδα 116 - A cistern has 4 pipes ; the first will fill it in 2 hours, the second will fill it in 3 hours, the third in 4 hours, and the fourth will empty it in 2 hours ; now, if the pipes are all open at the same time, how long •will it take to fill the cistern ? 10.
Σελίδα 57 - TABLE. 12 units make 1 dozen. 12 dozen " 1 gross. 12 gross " 1 great gross. 20 units " 1 score. 24 sheets of paper " 1 quire. 20 quires " 1 ream. 56 pounds " 1 bushel of corn. 60 pounds " 1 bushel of wheat. 196 pounds " 1 barrel of flour. 200 pounds « { l bari;el, of beef, pork
Σελίδα 53 - TABLE. 1728 cubic inches (cu. in.) make 1 cubic foot, ...... cu. ft. 27 cubic feet