Intellectual ArithmeticHilliard Gray, and Company, 1839 |
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Σελίδα 4
... common to al things with which we are acquainted , we obtain an abstract idea of number . We first make calculations about sensib.e objects ; and we soon observe , that the same calculations will apply to things very dissimilar ; and ...
... common to al things with which we are acquainted , we obtain an abstract idea of number . We first make calculations about sensib.e objects ; and we soon observe , that the same calculations will apply to things very dissimilar ; and ...
Σελίδα 6
... common and most useful operations of vulgar fractions . But being applied only to numbers which are exactly divisible into these fractional parts , the pupil will observe no principles but multiplication and division , unless he is told ...
... common and most useful operations of vulgar fractions . But being applied only to numbers which are exactly divisible into these fractional parts , the pupil will observe no principles but multiplication and division , unless he is told ...
Σελίδα 8
... common method , therefore , entirely reverses the natu- ral process ; for the pupil is expected to learn general princi- ples , before he has obtained the particular ideas of which they are composed . The usual mode of proceeding is as ...
... common method , therefore , entirely reverses the natu- ral process ; for the pupil is expected to learn general princi- ples , before he has obtained the particular ideas of which they are composed . The usual mode of proceeding is as ...
Σελίδα 123
... common denominator . Thus and g have a com- mon denominator . We have seen that , when two or more fractions have a common denominator , they may be added and subtracted as well as whole numbers . We add or subtract the numerators , and ...
... common denominator . Thus and g have a com- mon denominator . We have seen that , when two or more fractions have a common denominator , they may be added and subtracted as well as whole numbers . We add or subtract the numerators , and ...
Σελίδα 124
Warren Colburn. 81. Reduce and and to a common denomi- nator . 82. Add together and . 83. Add together and 84. Add together and 85. Add together and and . 86. Subtract from . 87. Subtract from 3 . 88. Subtract from 3 . 89. Subtract from ...
Warren Colburn. 81. Reduce and and to a common denomi- nator . 82. Add together and . 83. Add together and 84. Add together and 85. Add together and and . 86. Subtract from . 87. Subtract from 3 . 88. Subtract from 3 . 89. Subtract from ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
12 dollars 9 dollars analytic induction asked the age barrel cost barrel of flour barrels of cider bought broadcloth bushel cost bushels of corn bushels of wheat cents apiece cloth cost contained cost 2 dollars divided dollars a barrel dollars a yard eight cents eight dollars eighteen Eleven equal farthings fifteen fifths firkin of butter five dollars flour cost Forty-eight Forty-seven four dollars Fourteen gallons gave gills give them apiece half halves hundred weight improper fraction lars lowest terms miles months nails Nineteen ninths of 9 oranges cost paid pears pence penny perform piece pints plate pound cost provisions will serve pupil quarters wide quarts rectangles Reduce second row seven dollars Seventeen sevenths sheep shillings a bushel six cents Sixteen sixths sold square subtraction tenths Thirteen three dollars twelve dollars week whole numbers worth of provisions yards cost yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 162 - I see by little and little more of what is to be done, and how it is to be done, should I ever be able to do it.
Σελίδα 118 - If 2 men start from the same place, and travel in opposite directions ; one at the rate of 3| miles in an hour, and the other 4£...
Σελίδα 11 - Why so? I could not do it. sir. How many marbles can you buy for a penny ? Twelve new ones, sir.
Σελίδα 5 - If a man travel six miles in two hours, how many miles does he travel in an hour ? 8. If a man travel three miles in an hour, how many hours will it take him to travel nine miles ? 9. How many yards of cloth, at three dollars a yard, can you buy for fifteen dollars ? 10.
Σελίδα 132 - If A can do £ of a piece of work in 1 day, and B can do ^ of it in 1 day, how much would both do in a day ? How long would it take them both together to do the whole ? 147.
Σελίδα 10 - Master Samuel Acres was now called in. He came hanging down his head, and looking as if he was going to be flogged. Come hither, my dear!
Σελίδα 76 - ... seventeen (17), eighteen (18), nineteen (19), twenty (20), twenty-one (21), twenty-two (22), twenty-three (23), twenty-four (24...
Σελίδα 13 - If you shut your thumb and one finger and leave the rest open, how many will be open ? 7. If you have two cents in one hand, and two in the other, how many have you in both 1 8.
Σελίδα 4 - Having observed that this quality is common to all things with which we are acquainted, we obtain an abstract idea of number. We first make calculations about sensible objects; and we soon observe that the same calculations will apply to things very dissimilar; and finally, that they may be made without reference to any particular things. Hence from particulars we establish general principles, which serve as the basis of our reasonings and enable us to proceed step by step, from the most simple to...