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

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### Common terms and phrases

acres added allowing amount annuity annum answer Bought Bring bushels called cent ciphers cloth common containing continue cost cube currency decimal Deduct demand denominator difference Divide dividend divisor dollars dols English equal EXAMPLES farthings federal money feet figure Find the value fraction gain gallon give given given number given sum gross half hhds hundred inches interest least left hand length less loss lowest measure merchants miles mills mixed months Multiply New-England New-York paid payment pence period piece pound principal proportion quantity question quotient ratio received Reduce remainder right hand rods RULE sell share shillings simple sold solid sort sterling subtract sugar Suppose TABLE tare third thousand unit whole whole numbers wine yards

### Popular passages

Page 162 - 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 162 - 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, arid 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 208 - To measure a parallelogram or long square. RULE.— Multiply the length by the breadth, and the product will be the area, or superficial content, in the same name as that in which the dimension was taken, whether inches, feet, or rods, etc.

Page 168 - ... 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 lefl hand of the dividend for a divisor.

Page 147 - Multiply each numerator into all the denominators except its own for a new numerator, and all the denominators together for a common denominator.

Page 163 - COMPUTE the interest on the principal sum, from the time when the interest commenced to the first time when a payment was made, which exceeds either alone or in conjunction with the preceding payments (if any) the interest at that time due: add that interest to the principal, and from the sum subtract the payment made at that time, together with the preceding payments (if any) and the remainder forms a new principal ; on which, compute and subtract the interest, as upon the first principal: and proceed...

Page 214 - How many bricks, 8 inches long, 4 inches wide, and 2 inches thick, will it take to build a wall 40 feet long, 20 feet high, and 2 feet thick ? Ans.

Page 183 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference.

Page 190 - If the errors are alike, divide the difference of the products by the difference of the errors, and the quotient will be the answer.