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 64
... side . 3d . Notice whether the same number stands both above and below the line ; if so , erase them both . 4th . Notice again if any number on either side of the line will divide any number on the opposite side , without remainder ; if ...
... side . 3d . Notice whether the same number stands both above and below the line ; if so , erase them both . 4th . Notice again if any number on either side of the line will divide any number on the opposite side , without remainder ; if ...
Σελίδα 66
... side equals any number on the op- posite side , they may all be erased at the same time . By a careful examination of the preceding seven examples , the scholar will be prepared to solve the remaining examples without fur- ther ...
... side equals any number on the op- posite side , they may all be erased at the same time . By a careful examination of the preceding seven examples , the scholar will be prepared to solve the remaining examples without fur- ther ...
Σελίδα 71
... wide , and 4 feet high , contains just one cord , since 8X4X4 128 . XII . CIRCULAR MOTION . TABLE . 60 seconds ( " ) make 1 minute- ' . 60 minutes ( ' ) 1 degree- " . 30 degrees 1 Sign - S . 12 signs or 360 ° " " 1 circle - C . XIII ...
... wide , and 4 feet high , contains just one cord , since 8X4X4 128 . XII . CIRCULAR MOTION . TABLE . 60 seconds ( " ) make 1 minute- ' . 60 minutes ( ' ) 1 degree- " . 30 degrees 1 Sign - S . 12 signs or 360 ° " " 1 circle - C . XIII ...
Σελίδα 125
... side of the line will cancel any number on the opposite side , they may be so canceled ; as in the last example , 7 and 2 below the line cancel 14 above it . 4. Reduce of off of to a simple fraction . 5. 12. 4. 7 Statement , Canceled ...
... side of the line will cancel any number on the opposite side , they may be so canceled ; as in the last example , 7 and 2 below the line cancel 14 above it . 4. Reduce of off of to a simple fraction . 5. 12. 4. 7 Statement , Canceled ...
Σελίδα 143
... side of the separatrix , is so many hundredths , or T. Now it is obvious , that these two fractions united , would make 34 The same process of reasoning will show , that the next figure , or 5 , is so many thousandths ; and since 100 ...
... side of the separatrix , is so many hundredths , or T. Now it is obvious , that these two fractions united , would make 34 The same process of reasoning will show , that the next figure , or 5 , is so many thousandths ; and since 100 ...
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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...