# Daboll's Schoolmaster's Assistant: Improved and Enlarged. Being a Plain Practical System of Arithmetic: Adapted to the United States

R. Hubbard, 1818 - 240 Seiten

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### Inhalt

 ADDITION Simple 22 Questions for exercise 209 63 Rule of Three Direct do Inverse 100 108 90 Rules for reducing the different currencies of 96 Arithanetical progression 124 Characters Explanation 133 Federal Money 151
 Fellowship 177 Numeration 200 17 211 138 223 124 232 Tare and Trett 238

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Seite 4 - District, has deposited in this office the title of a book, the right whereof he claims as proprietor, in the words following, to wit : " THE CHILD'S BOTANY," In conformity to the act of the Congress of the United States, entitled, " An act for the encouragement of learning by securing the copies of maps, charts, and books to the authors and proprietors of such copies, during the times therein mentioned...
Seite 232 - RULE. Multiply the length by the breadth, and that product by the depth, divide the last product by 2150,425 the solid inches in a statute bushel, and the quotient will be ti»e answer.
Seite 192 - 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.
Seite 180 - 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.
Seite 180 - 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...
Seite 207 - EXAMPLES. 1. A schoolmaster being asked how many scholars he had, said, If I had as many more as I now have, half as many, one-third...
Seite 149 - As 1001. or 100 dols. with the gain per cent. added, or loss per cent. subtracted, is to the price ; so is 100 to the prime cost. EXAMPLES.
Seite 200 - Or, when one of the ingredients is limited to a certairf quantity, thence to find the several quantities of the rest, in proportion to the quantity given. RULE. Take the difference between each price, and the mean rate, and place them alternately as in CASE I.