Cobb's Explanatory Arithmetick, No. 1 ...Harper & brothers, 1834 - 108 σελίδες |
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Σελίδα 3
... answers , as this form , the Author believes , is better calculated to illustrate the rule , and to impress it on the mind of the pupil . Examples are then given for theoretical exercise on a slate , and one or more of these examples is ...
... answers , as this form , the Author believes , is better calculated to illustrate the rule , and to impress it on the mind of the pupil . Examples are then given for theoretical exercise on a slate , and one or more of these examples is ...
Σελίδα 5
Lyman Cobb. COBB'S EXPLANATORY ARITHMETICK . Question . What is ARITHMETICK ? Answer . Arithmetick is , in its practice , the art of reckoning , or of calculating numbers , and is comprised in the five following rules : Numeration ...
Lyman Cobb. COBB'S EXPLANATORY ARITHMETICK . Question . What is ARITHMETICK ? Answer . Arithmetick is , in its practice , the art of reckoning , or of calculating numbers , and is comprised in the five following rules : Numeration ...
Σελίδα 19
... answer any questions , either mentally or by the use of a slate , let him thoroughly learn the following ADDITION TABLE . 1 and 1 are 2 2 and 7 are 9 1 and 2 are 3 2 and 8 are 10 1 and 3 are 4 1 and 4 are 5 1 and 5 are 6 1 and 6 are 1 ...
... answer any questions , either mentally or by the use of a slate , let him thoroughly learn the following ADDITION TABLE . 1 and 1 are 2 2 and 7 are 9 1 and 2 are 3 2 and 8 are 10 1 and 3 are 4 1 and 4 are 5 1 and 5 are 6 1 and 6 are 1 ...
Σελίδα 22
... answer , mentally , the preceding questions , and various others of an equally simple nature , before he is required to use a slate . Q. If you wish to join or add units only , how must the numbers or figures be placed ? A. They must be ...
... answer , mentally , the preceding questions , and various others of an equally simple nature , before he is required to use a slate . Q. If you wish to join or add units only , how must the numbers or figures be placed ? A. They must be ...
Σελίδα 23
... answer in Addition called ? A. The sum total , or amount . EXAMPLES For Exercise on a Slate . EXPLANATIONS . 1 Suppose you wish to add together the following figures , or numbers , 1 , 2 , 3 , 4 , 5. You may begin at either end of the ...
... answer in Addition called ? A. The sum total , or amount . EXAMPLES For Exercise on a Slate . EXPLANATIONS . 1 Suppose you wish to add together the following figures , or numbers , 1 , 2 , 3 , 4 , 5. You may begin at either end of the ...
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.