Cobb's Explanatory Arithmetick, No. 1 ...Harper & brothers, 1834 - 108 σελίδες |
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Σελίδα 6
Lyman Cobb. pleasing to its possessor , in the power which it gives of calculating with accuracy and despatch . This desirable art is very easy of attainment , when the principles , and the practice of them , are properly placed before ...
Lyman Cobb. pleasing to its possessor , in the power which it gives of calculating with accuracy and despatch . This desirable art is very easy of attainment , when the principles , and the practice of them , are properly placed before ...
Σελίδα 22
... give twelve cents for a spelling- book , and twelve cents for a slate , how many cents would you give for both ? How many are twelve and twelve ? Note . - TO TEACHERS . The learner should be required to answer , mentally , the preceding ...
... give twelve cents for a spelling- book , and twelve cents for a slate , how many cents would you give for both ? How many are twelve and twelve ? Note . - TO TEACHERS . The learner should be required to answer , mentally , the preceding ...
Σελίδα 24
... give for all ? EXPLANATIONS . Place the figures in an upright row or column , as before directed . Then begin at the bottom and add thus ; 1 and 2 are three , and 1 are four , and 2 are six , and 1 are seven , and 2 are nine , and 1 are ...
... give for all ? EXPLANATIONS . Place the figures in an upright row or column , as before directed . Then begin at the bottom and add thus ; 1 and 2 are three , and 1 are four , and 2 are six , and 1 are seven , and 2 are nine , and 1 are ...
Σελίδα 25
... give to all ? Ans . 45 cents . 6. Rufus bought 8 oranges of an orange man , Lewis bought 5 , Samuel bought 3 , Daniel bought 6 , Stephen bought 4 , Reuben bought 7 , and Levi bought 2 ; how many oranges did they all buy ? Ans . 35 ...
... give to all ? Ans . 45 cents . 6. Rufus bought 8 oranges of an orange man , Lewis bought 5 , Samuel bought 3 , Daniel bought 6 , Stephen bought 4 , Reuben bought 7 , and Levi bought 2 ; how many oranges did they all buy ? Ans . 35 ...
Σελίδα 26
... give in all ? Ans . 25 dollars . 10. A man bought a hat for 5 dollars , a pair of boots for 4 dollars , and a watch for 9 dollars ; how many dollars did he pay for the hat , boots , and watch ? Ans . 18 dollars . Q. If the numbers or ...
... give in all ? Ans . 25 dollars . 10. A man bought a hat for 5 dollars , a pair of boots for 4 dollars , and a watch for 9 dollars ; how many dollars did he pay for the hat , boots , and watch ? Ans . 18 dollars . Q. If the numbers or ...
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.