# Daboll's Schoolmaster's Assistant: Improved and Enlarged: Being a Plain Practical System of Arithmetic, Adapted to the United States. With the Addition of the Farmers' and Mechanics' Best Method of Book-keeping, Designed as a Companion to Daboll's Arithmetic

Hastings & Tracy, 1831

### What people are saying -Write a review

We haven't found any reviews in the usual places.

### Contents

 ADDITION Simple 22 Alligation 34 wril rante OF CONTENTE 63 Rule of Three Direct do Inverse 100 95 Short Practical for calculating Interest 126
 Discount 135 for casting interest at 6 per cent 215 showing the amount of 11 or 1 dollar at 5 232 Tare and Trett 114 238 Compound

### Popular passages

Page 182 - 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 172 - But if any payment 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 year : add it to the sum paid, and deduct that sum from the principal and interest added as above...
Page 237 - Signed, sealed, published and declared by the said testator, BA as and for his last will and testament, in the presence of us who have subscribed our names as witnesses thereto, in the presence of the said testator.
Page 156 - Multiply all the numerators together for a new numerator, and all the denominators for a new denominator \ and they will form the fraction required. EXAMPLES. 1. Reduce J of f of J of -,-*T to a simple question.
Page 181 - Separate the given number into periods of three figures each, by putting a point over the unit figure, and every third figure from the place of units to the left, and if there be decimals, to the right.
Page 80 - ... so many places for decimals, as the decimal places in the dividend exceed those in the divisor.
Page 178 - Find the greatest square number in the first or left hand period, place the root of it at the right hand of the given number, (after the manner of a quotient in division,) for the first figure of the root, and the square number under the period, and subtract it therefrom, and to the remainder bring down the next period for a dividend.
Page 153 - 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, beneath.
Page 194 - Given the first term, last term, and common difference, to find the number of terms. RULE. — Divide the difference of the extremes by the common difference, and the quotient increased by 1 is the number of terms.
Page 200 - If the errors are alike, divide the difference of the products by the difference of the errors, and the quotient will be the answer.