Practical and Mental Arithmetic on a New Plan: In which Mental Arithmetic is Combined with the Use of the Slate : Containing a Complete System for All Practical Purposes Being in Dollars and Cents

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William Marshall & Company, 1837 - Arithmetic - 284 pages
 

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Page 203 - 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, till all the payments are absorbed; provided the time between one payment and another be one year or more.
Page 251 - 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.
Page 203 - 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...
Page 255 - Divide the difference of the extremes by the common difference, and the quotient, increased by 1 , will be the answer.
Page 216 - A pile of wood 8 feet long, 4 feet wide, and 4 feet high, contains 1 cord; and a cord foot is 1 foot in length of such a pile.
Page 38 - The number to be divided is called the dividend. The number by which we divide is called the divisor. The number which shows how many times the divisor is contained in the dividend is called the quotient.
Page 115 - Divide by any number that will divide two or more of the given numbers without a remainder, and set the quotients, together with the undivided numbers, in a line beneath.
Page 187 - Multiply the second and third terms together, and divide their product by the first term , the quotient will be the answer...
Page ix - If you shut your thumb and one finger and leave the rest open, how many will be open? 7. If you have two cents in one hand, and two in the other, how many have you in both?
Page 261 - Hence, to find the present worth of any annuity, at 5 or 6 per cent...

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