A New System of Arithmetic: In which is Explained and Applied to Practical Purposes, in Addition to the Ordinary Rules of Operation, the Principle of Canceling ...Durrie & Peck, 1840 - 311 σελίδες |
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Σελίδα 1
... the ease and accuracy with which complicated problems may be solved , will be likely to secure for it a prominent place in the counting room . Norwich , August 7th , 1839 . From La Fayette S. Foster , Esq . Mr. Calvin 1.
... the ease and accuracy with which complicated problems may be solved , will be likely to secure for it a prominent place in the counting room . Norwich , August 7th , 1839 . From La Fayette S. Foster , Esq . Mr. Calvin 1.
Σελίδα 2
... solved by an abridged process , called canceling . This appears to me an important improvement on the books in common use , and one which renders the publication of this treatise very desirable . New Haven , Dec. 27th , 1839 . From ...
... solved by an abridged process , called canceling . This appears to me an important improvement on the books in common use , and one which renders the publication of this treatise very desirable . New Haven , Dec. 27th , 1839 . From ...
Σελίδα 6
... multiplied by 15 , is the same as 15 multiplied by 48. The above sum is therefore canceled and solved thus : of 4 48. 15 12 and 15 × 460 , the dollars required . The application of the canceling principle is , however , 6 INTRODUCTION .
... multiplied by 15 , is the same as 15 multiplied by 48. The above sum is therefore canceled and solved thus : of 4 48. 15 12 and 15 × 460 , the dollars required . The application of the canceling principle is , however , 6 INTRODUCTION .
Σελίδα 8
... solving this sum requires the four following operations ; viz . 105 : 100 :: 742 : the net weight of the wool , which ... solved by canceling those numbers as far as practicable . Tous : 5. 63. 4. 2. 10 12. 20 The numbers above the line ...
... solving this sum requires the four following operations ; viz . 105 : 100 :: 742 : the net weight of the wool , which ... solved by canceling those numbers as far as practicable . Tous : 5. 63. 4. 2. 10 12. 20 The numbers above the line ...
Σελίδα 65
... solved without repetition , that the scholar may obtain accurate views relative to the mode of solution here presented . 5. Divide the product of 21 , 12 , 42 , 100 , by the product of 7 , 35 , and 50 . 21. 12. 42. 100 3 6 2 21. 12. 42 ...
... solved without repetition , that the scholar may obtain accurate views relative to the mode of solution here presented . 5. Divide the product of 21 , 12 , 42 , 100 , by the product of 7 , 35 , and 50 . 21. 12. 42. 100 3 6 2 21. 12. 42 ...
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12 days 30 days acres amount annum Arithmetic Bought breadth bushels compound interest Compound Numbers cube root currency to federal cyphers decimal Decimal Fractions denominator diameter discount divide the product dividend division divisor dollars Ducat ells England currency equal expressed farthings federal money gain gallons given number Hence hogsheads horse hundred hypoteneuse improper fraction inches length lowest terms miles mills Multiply number of terms obtained operation paid parallelogram payment pence pound sterling preceding rule principal Prob Prod QUESTIONS.-What quotient figure rate per cent ratio receive Reduce remains rods rule for canceling RULE.-Multiply scholar shillings simple numbers sold solid feet square root Statement subtract sugar third tion units vulgar fraction weight whole cost whole number wine worth yards cost yards of cloth York currency
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Σελίδα 15 - ... one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty thirty forty fifty sixty seventy eighty ninety one hundred two hundred three hundred four hundred five hundred...
Σελίδα 277 - If 8 men can build a wall 20 feet long, 6 feet high and 4 feet thick, in 12 days ; in what time will 24 men build one 200 feet long, 8 feet high, and 6 feet thick ? 8 : 12 : : 20x6x4 24: 200x8x6 80 (lays, Jlns.
Σελίδα 290 - ... above the upper deck; the breadth thereof at the broadest part above the main wales, half of which breadth shall be accounted the depth of such vessel, and shall then deduct from the...
Σελίδα 119 - Now .} of f- is a compound fraction, whose value is found by multiplying the numerators together for a new numerator, and the denominators for a new denominator.
Σελίδα 209 - DISCOUNT. DISCOUNT is an allowance made for the payment of money before it is due. The present worth of a debt payable at some future time, without interest, is such a sum of money as will, if put at interest for the given time, amount to the debt.
Σελίδα 291 - ... shall be deemed the true contents or tonnage of such ship or vessel; and if such ship or vessel be single-decked, take the length and breadth, as above directed, deduct from the said length...
Σελίδα 67 - TABLE. 4 nails, (na.) or 9 inches, make 1 quarter, marked qr. 4 quarters, or 36 inches, - 1 yard, - - - - yd. 3 quarters, ------ 1 ell Flemish, - - E. Fl 5 quarters, ------ 1 ell English, - - EE 6 quarters, ------ 1 ell French, - - E. Fr 27.
Σελίδα 123 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Σελίδα 252 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Σελίδα 5 - If 6 men in 16 days of 9 hours each build a wall 20 feet long, 6 feet high, and 4 feet thick, in how many days of...