The National Arithmetic, on the Inductive System: Combining the Analytic and Synthetic Methods, Together with the Cancelling System; Forming a Complete Mercantile ArithmeticR.S. Davis, 1849 - 360 σελίδες |
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Σελίδα 208
... extremes , and the second and third are called means . Whatever four numbers are proportionals , if their antece- dents or consequents be multiplied or divided by the same num . bers , they are still proportionals ; and if the terms of ...
... extremes , and the second and third are called means . Whatever four numbers are proportionals , if their antece- dents or consequents be multiplied or divided by the same num . bers , they are still proportionals ; and if the terms of ...
Σελίδα 209
... extremes and the two means , to find the other extreme . Thus , 5 : 7 :: 15. Therefore , to find the other extreme by the rule above stated , we multiply the two means , 7 and 15 , and divide their product by the extreme given , and the ...
... extremes and the two means , to find the other extreme . Thus , 5 : 7 :: 15. Therefore , to find the other extreme by the rule above stated , we multiply the two means , 7 and 15 , and divide their product by the extreme given , and the ...
Σελίδα 253
... extreme cases the divisor may give a quotient too large by several units . The quotient required can , of course , never ex- ceed 9 . + This accounts for multiplying by 30 , in the foregoing rule , which is a factor in the triple ...
... extreme cases the divisor may give a quotient too large by several units . The quotient required can , of course , never ex- ceed 9 . + This accounts for multiplying by 30 , in the foregoing rule , which is a factor in the triple ...
Σελίδα 257
... extremes , and the other terms , the means . Any three of the five following things being given , the other two may ... extremes ; therefore if the differ- ence of the extremes , 19— 3 = 16 , be divided by the number of common ...
... extremes , and the other terms , the means . Any three of the five following things being given , the other two may ... extremes ; therefore if the differ- ence of the extremes , 19— 3 = 16 , be divided by the number of common ...
Σελίδα 258
... extremes are 3 and 45 , and the number of terms is 22. What is the common difference ? OPERATION . 45 3 = 2 Answer ... extremes be multiplied by the number of terms , the prod- uct will be double the sum of the series . RULE . -10 ...
... extremes are 3 and 45 , and the number of terms is 22. What is the common difference ? OPERATION . 45 3 = 2 Answer ... extremes be multiplied by the number of terms , the prod- uct will be double the sum of the series . RULE . -10 ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
25 per cent acres amount annex answer Arithmetic Avoirdupois barrels of flour bill Boston Bought breadth broadcloth bushels ciphers circle circumference common denominator compound interest contain cords of wood cost cube root decimal diameter Divide dividend divisor dominical letter Ducat duodecillions equal EXAMPLES farthings feet long feet wide figure foot gain gallons given number greatest common measure hogshead hundred improper fraction inches wide indorsements least common multiple length lowest terms miles minuend mixed number months multiplicand Multiply NOTE number of terms OPERATION paid payment pence perform pound sterling pounds present worth proportion quantity question quotient ratio received Reduce remainder repetend rods SECTION shillings side simple fraction sold square root sterling subtract subtrahend sugar third thousand thousandths tons United States money usury vulgar fraction weight whole number wine yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 94 - To reduce a mixed number to an improper fraction. RULE. — Multiply the whole number by the denominator of...
Σελίδα 245 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference.
Σελίδα 240 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Σελίδα 178 - Compute the interest to the time of the first payment ; if that be one year or more from the time the interest commenced, add it to the principal, and deduct the payment from the sum total. If there be after payments made, compute the interest on the balance due to the next payment, and then deduct the payment as above; and in like manner from one payment to another, til! all the payments are absorbed ; provided the time between one payment and another be one year or more.
Σελίδα 178 - But if any payments be made before one year's interest hath accrued, then compute the interest on the principal sum due on the obligation, for one year, add it to the principal, and compute the interest on the sum paid, from the time it was paid, up to the end of the...
Σελίδα 126 - To reduce a mixed number to an improper fraction, Multiply the whole number by the denominator of the fraction, and to the product add the numerator; under this sum write the denominator.
Σελίδα 250 - Raise the ratio to a power whose index is equal to the number of terms, from which subtract 1 ; divide the remainder by the ratio, less 1, and the quotient, multiplied by the first term, will be the answer.
Σελίδα 297 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 286 - Thirty days after sight of this first of exchange (second and third of the same tenor and date unpaid...
Σελίδα 35 - Cut off the ciphers from the divisor, and the same number of figures from the right of the dividend. Then divide the remaining figures of the dividend by the remaining figures of the divisor.