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

G. Tracy, 1843 - 240 σελίδες

### Τι λένε οι χρήστες -Σύνταξη κριτικής

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### Περιεχόμενα

 Ενότητα 1 2 Ενότητα 2 5 Ενότητα 3 7 Ενότητα 4 9 Ενότητα 5 14 Ενότητα 6 19 Ενότητα 7 74 Ενότητα 8 96
 Ενότητα 12 122 Ενότητα 13 128 Ενότητα 14 132 Ενότητα 15 140 Ενότητα 16 143 Ενότητα 17 188 Ενότητα 18 201 Ενότητα 19

 Ενότητα 9 98 Ενότητα 10 112 Ενότητα 11 113
 Ενότητα 20 Ενότητα 21

### Δημοφιλή αποσπάσματα

Σελίδα 174 - 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.
Σελίδα 174 - 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.
Σελίδα 159 - Multiply each numerator into all the denominators except its own for a new numerator, and all the denominators together for a common denominator.
Σελίδα 40 - Add the first column or denomination together, as in whole numbers; then divide the sum by as many of the same denomination as make one of the next greater; setting down the remainder under the column added, and carry the quotient to the next superior denomination, continuing the same to the last, which add, as in simple addition.
Σελίδα 40 - RULE.* 1. Place the numbers so that those of the same denomination may stand directly under each other. 2. Add the first column or denomination together, as in whole numbers; then divide the sum by as many of the same denomination as make one of the next greater...
Σελίδα 86 - Multiply the decimal by the number of parts in the next less denomination, and cut oft' so many places for a remainder, to the right hand, as there are places in the given decimal. 2. Multiply the remainder by the next inferior denomination, and cut off...
Σελίδα 183 - ... 2. Find the greatest cube in the left hand period, and place its root in the quotient.
Σελίδα 180 - ... subtract it therefrom, 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.
Σελίδα 186 - ... cube. RULE. Cube your given side, and multiply by the given proportion between the given and required cube, and the cube root 'of the product will be the side sought. 4- If a cube of silver, whose side is...
Σελίδα 180 - ... and from these find the next figure in the root, as last directed, and continue the operation in the same manner, till you have brought down all the periods.