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

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Page 8

... showing the present

Compound Interest , of Cents , answering to the currencies of the United States ,

with Sterling , & c . showing the value of Federal Money in other currencies , Tare

...

... showing the present

**worth**of 11. annuity , for 31 years , at 5 and 6 per cent .Compound Interest , of Cents , answering to the currencies of the United States ,

with Sterling , & c . showing the value of Federal Money in other currencies , Tare

...

Page 20

1. What number of dollars are in six bags , containiz & each 37542 dollars ? Ans .

225252 . 2. If one quarter of a ship's cargo be

nine dollars , how many dollars is the whole cargo

1. What number of dollars are in six bags , containiz & each 37542 dollars ? Ans .

225252 . 2. If one quarter of a ship's cargo be

**worth**eleven thousand and ninety -nine dollars , how many dollars is the whole cargo

**worth**? Ans , 44396 dols . Page 23

06 cents ; and one quarter of her cargo is

is , the value of the whole ship , and Ans . 113792 , 46 cts . cargo ? A TAILOR'S

BILL . Alr , James Paywell , To Timothy Taylor , Dr. 1814 , $ . cts . $ . cts . Ipril 15 .

06 cents ; and one quarter of her cargo is

**worth**25411 dols . 65 cents . Pray whatis , the value of the whole ship , and Ans . 113792 , 46 cts . cargo ? A TAILOR'S

BILL . Alr , James Paywell , To Timothy Taylor , Dr. 1814 , $ . cts . $ . cts . Ipril 15 .

Page 58

A privateer takes a prize

the officers one fourth , and the re . mainder is equally divided among the sailors ,

who are 125 ir number ; how much is each sailor's part ? Ans . $ 24 93 cts . 13.

A privateer takes a prize

**worth**12465 dollars , of whicl the owner takes one half ,the officers one fourth , and the re . mainder is equally divided among the sailors ,

who are 125 ir number ; how much is each sailor's part ? Ans . $ 24 93 cts . 13.

Page 82

Formerly the pound was of the same sterling value in all the colonies as in Great -

Britain , and a Spanish Dollar

colonies emitted bills of credit , which afterwards do preciated in their value , in ...

Formerly the pound was of the same sterling value in all the colonies as in Great -

Britain , and a Spanish Dollar

**worth**4s . 6.1.- but the legisla tures of the differentcolonies emitted bills of credit , which afterwards do preciated in their value , in ...

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### Common terms and phrases

acres added allowing amount annum answer Bought Bring bushels called cent ciphers cloth common compound containing continue cost cube currency decimal demand denominator difference dimes Divide dividend divisor dollars dols equal EXAMPLES farthings federal money feet figure fraction gain gallon give given given number given sum greater gross half hundred inches interest left hand less loss lowest MEASURE merchant miles millions mills mixed months Multiply neat nine paid payment pence period piece pound present principal proportion quantity question quotient ratio received Reduce remainder right hand rods root RULE sell share shillings simple sold solid square stand sterling subtract sugar TABLE tare term third thousand units weight whole numbers wine worth yards

### Popular passages

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, 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 162 - 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 year; add it to the sum paid, and deduct that sum from the principal and interest, added as above...

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.

Page 154 - Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.

Page 185 - The first term, the last term (or the extremes) and the ratio given, to find the sum of the series RULE. Multiply the last term by the ratio, and from the product subtract the first term...

Page 124 - When the debtor keeps the annuity in his own hands beyond the time of payment, it is said to be in arrears. The sum of all the annuities for the time they have been foreborne, together with the interest due on each, is called the amount.

Page 177 - Alligation Alternate. ALLIGATION MEDIAL, Is when the quantities and prices of several things are given, to find the' mean price of the mixture compounded of those things.

Page 159 - The amount, principal, and rate per cent, given, to find the time. RULE. Subtract the principal from the amount; divide the remainder by the product of the ratio and principal; and the quotient -will be the time. EXAMPLES. 1. In what time will 950 dols. 75 cts. amount to 1235 dollars, 97,5 cents, at 6 per cent, per annum ? From the amount 81235,975 Take the principal 950,75 950,75x06=57,0450)285,2250(5 years, Ans.

Page 91 - Multiply the second and third terms together, and divide their product by the first term; and the quotient will be the answer to the question, in the same denomination you left the second term in, which may be brought into any other denomination required.