First Lessons: Intellectual Arithmetic Upon the Inductive Method of Instruction |
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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 ...
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 ...
Σελίδα 6
These combinations contain all the most 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 obgerve no principles but ...
These combinations contain all the most 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 obgerve no principles but ...
Σελίδα 8
The common method , therefore , entirely reverses the natural process ; for the pupil is expected to learn general principles , before he has obtained the particular ideas of which they are composed . The usual mode of proceeding is as ...
The common method , therefore , entirely reverses the natural process ; for the pupil is expected to learn general principles , before he has obtained the particular ideas of which they are composed . The usual mode of proceeding is as ...
Σελίδα 115
When the denominators in two or more fractions are the same , the fractions are said to have a common denominator . Thus and have a common denominator . We have seen that , when two or more fractions have a common denominator , they may ...
When the denominators in two or more fractions are the same , the fractions are said to have a common denominator . Thus and have a common denominator . We have seen that , when two or more fractions have a common denominator , they may ...
Σελίδα 116
Reduce 4 and 3 and 4 to a common denominator . 82. Add together and . 83. Add together and 84. Add together f and 18 . 85. Add together and fand 7 86. Subtract from 1 . 87. Subtract is from . 88. Subtract 4 from 89. Subtract from B. 1.
Reduce 4 and 3 and 4 to a common denominator . 82. Add together and . 83. Add together and 84. Add together f and 18 . 85. Add together and fand 7 86. Subtract from 1 . 87. Subtract is from . 88. Subtract 4 from 89. Subtract from B. 1.
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added answer apples barrel cost barrel of flour bought build bushels bushels of wheat called cents apiece cloth cost common contained corn cost 2 dollars count denominator divided division dollars dollars a yard eight eighteen Eleven equal examples explained farthings feet fifteen fifths five four Fourteen fourths fractions gain gallon gave give given half halves horses hundred weight instructer interest lars less manner miles months multiplication nails nine Nineteen ninths operations oranges paid pence perform persons piece pints plate pole pound practical principles pupil quart quarters questions Reduce rods serve seven Seventeen sevenths sheep shillings shows Sixteen sixths sold square tell tenths thing third Thirteen twelve twenty week whole wine worth yards cost yards of cloth
Πληροφορίες βιβλιογραφίας
| Τίτλος | First Lessons: Intellectual Arithmetic Upon the Inductive Method of Instruction |
| Συγγραφέας | Warren Colburn |
| Εκδότης | J. I. Cutler, 1829 |
| Πρωτότυπο από | Πανεπιστήμιο Χάρβαρντ |
| Ψηφιοποιήθηκε στις | 30 Ιαν. 2007 |
| Μέγεθος | 172 σελίδες |
| Εξαγωγή αναφοράς | BiBTeX EndNote RefMan |