Cobb's Explanatory Arithmetick, No. 1 ...Harper & brothers, 1834 - 108 σελίδες |
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Σελίδα 2
... attention . The Author has , from his own observation and experience , long since been convinced that , among the many introductory books to the useful science of Arithmetick , no one , or at least none with which he is acquainted , is ...
... attention . The Author has , from his own observation and experience , long since been convinced that , among the many introductory books to the useful science of Arithmetick , no one , or at least none with which he is acquainted , is ...
Σελίδα 6
... attention to the mode of writing down and of reading these numbers , as they are the materials with which he has to perform his work . NOTATION AND NUMERATION . Q. What is NOTATION ? A. Notation is the writing down , or noting the ...
... attention to the mode of writing down and of reading these numbers , as they are the materials with which he has to perform his work . NOTATION AND NUMERATION . Q. What is NOTATION ? A. Notation is the writing down , or noting the ...
Σελίδα 13
... attention to what has been said in treating of NOTATION , will render this next step , and , indeed , every future step of the study of Arithmetick , comparatively easy . EXPLANATIONS . To proceed to an example , let the scholar ...
... attention to what has been said in treating of NOTATION , will render this next step , and , indeed , every future step of the study of Arithmetick , comparatively easy . EXPLANATIONS . To proceed to an example , let the scholar ...
Σελίδα 15
... attention from the learner . But as this division of the work would not be complete without some notice of them , I shall here insert the table of numbers , from units to billions , and the learner can refer to it whenever occasion or ...
... attention from the learner . But as this division of the work would not be complete without some notice of them , I shall here insert the table of numbers , from units to billions , and the learner can refer to it whenever occasion or ...
Σελίδα 37
... understand each rule and its principles . To effect this , let him frequently read the EXPLANATIONS with care and attention . SUBSTRACTION . Q. What is SUBSTRACTION ? A. Substraction teaches EXPLANATORY ARITHMETICK . 37.
... understand each rule and its principles . To effect this , let him frequently read the EXPLANATIONS with care and attention . SUBSTRACTION . Q. What is SUBSTRACTION ? A. Substraction teaches EXPLANATORY ARITHMETICK . 37.
Συχνά εμφανιζόμενοι όροι και φράσεις
13 leaves 15 dollars ২৩ 9 leaves added Addition apples barrels of flour begin bushels bushels of wheat called carry cents a yard cipher Cobb's JUVENILE READER contained Dictionary difference divided dividend Division divisor dred drover bought eight equal EXAMPLES For Exercise EXAMPLES For Mental exceed 12 farmer sold five Genesee river gentleman hundreds of thousands larger number lars leaves 11 leaves 9 left hand lower line merchant bought miles minuend multiplicand multiplier nine Notation and Numeration Note.-TO TEACHERS numbers or figures operation oranges orthoepy paid place of hundreds place of tens place of thousands place of units place the product places of figures pounds preterits principles proceeding quotient remainder right hand figure scholar Slate Spelling-Book square miles Substraction subtrahend tens of thousands tens under tens twelve upper line whole number write York York Evening Journal York Evening Post
Δημοφιλή αποσπάσματα
Σελίδα 83 - 14 2 " 16 2 " 18 2 " 20 2 " 22 2 " 24 3 " 21 3 " 24 3 " 27 3 " 30 3 " 33 3 " 36 4 " 28 4 « 32 4 " 36 4 " 40 4 « 44 4 " 48 5 " 35 5 " 40 5 " 45 5 " 50 5 " 55 5
Σελίδα 84 - 14 2 " 16 2 " 18 2 " 20 2 " 22 2 " 24 3 " 21 3 " 24 3 " 27 3 " 30 3 " 33 3 " 36 4 " 28 4 « 32 4 " 36 4 " 40 4 « 44 4 " 48 5 " 35 5 " 40 5 " 45 5 " 50 5 " 55 5
Σελίδα 57 - ... 5 times 1 are 5 5 times 2 are 10 5 times 3 are 15 5 times 4 are 20 5 times 5 are 25 5 times 6 are 30 5 times 7 are 35 5 times 8 are 40 5 times 9 are 45 5 times 10 are 50 5 times 11 are 55 5 times 12 are 60...
Σελίδα 83 - ... 6 in 36, 6 times 6 in 42, 7 times 6 in 48, 8 times 6 in 54, 9 times 3 in 3, 1 time 3 in 6, 2 times 3 in 9, 3 times 3 in 12, 4 times 3 in 15, 5 times 3 in 18, 6 times 3 in 21, 7 times 3 in 24, 8 times 3 in 27, 9 times...
Σελίδα 82 - When the multiplier is 10, 100, 1000, or 1 with any number of ciphers annexed, annex as many ciphers to the multiplicand as there are ciphers in the multiplier, and the multiplicand, so increased, will be the product required.
Σελίδα 57 - ... are 24 3 times 1 are 3 3 times 2 are 6 3 times 3 are 9 3 times 4 are 12 3 times 5 are 15 3 times 6 are 18 3 times 7 are 21 3 times 8 are 24 3 times 9 are...
Σελίδα 100 - Cut off as many figures from the right of the dividend as there are ciphers...
Σελίδα 39 - ... leaves 10 8 from 8 leaves 0 8 from 9 leaves 1 8 from 10 leaves 2 8 from 11 leaves 3 8 from 12 leaves 4 8 from 13 leaves 5 8 from 14 leaves 6 8 from 15 leaves 7 8 from 16 leaves 8 8 from 17 leaves 9 8 from 18 leaves 10...
Σελίδα 48 - General Washington was born in 1732, and died in 1799: how old was he when he died?
Σελίδα 97 - ... dividend used, and to the remainder bring down the next figure of the dividend, which is 0, making 20, for the second partial dividend.