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place of hundredths, by 5, if the shillings be odd; and the third place by 1 when the farthings exceed 12, and by when they exceed 36. EXAMPLES.

1. Find the decimal of 7s. 93d. by inspection.

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2. Find the decimal expression of 16s. 41d. and 17s. 8дd.

Ans. £,819, and £,885

3. Write down £47 18 10 in a decimal expression.

Ans. £47,943

1. Reduce £1 8s. 2d. to an equivalent decimal.

PROBLEM II.

Ans. £1,40

A short and easy method to find the value of any decimal of a pound by inspection.

RULE. Double the first figure, or place of tenths, for shillings, and if the second figure be 5, or more than 5, reckon another shilling; then, after this 5 is deducted, call the figures in the second and third places so many farthings, abating 1 when they are above 12, and 2 when above 36, and the result will be the answer.

NOTE.-When the decimal has but 2 figures, if any thing remains after the shillings are taken out, a cipher must be annexed to the left hand, or supposed to be so.

EXAMPLES.

1. Find the value of £.,679 by inspection.

Add
Deduct

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1 for the 5 in the second place which is to be

[deducted out of 7 71d. 29 farthings remain to be added.

d. for the excess of 12.

Ans. 13s. 7d.

2. Find the value of £.,876 by inspection. Ans. 17s. 6‡d. 3. Find the value of £.,842 by inspection. Ans. 16s. 10d. 4. Find the value of 097 by inspection. Ans. Is. 11}d.

REDUCTION OF CURRENCIES.

RULES for reducing the Currencies of the several United States into Federal Money.

CASE I.

To reduce the currencies of the different states, where a dollar is an even number of shillings, to Federal Money.

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RULE. 1. When the sum consists of pounds only, annex a cipner to the pounds, and divide by half the number of shillings in a dollar, the quotient will be dollars.t

2. But if the sum consists of pounds, shillings, pence, &c. bring the given sum into shillings, and reduce the pence and farthings to a de.. cimal of a shilling; annex said decimal to the shillings, with a decimal point between, then divide the whole by the number of shillings contained in a dollar, and the quotient will be dollars, cents, mills, &c.

EXAMPLES.

1. Reduce 731. New-England and Virginia currency, to Federal money.

3)730

2. Reduce 451. 15s. 74d. New-England currency, to fede

20

A dollar-6)915,625

$152,604+

cts.

$2431=243 33

[ral money.

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,625 decima?.

Formerly the pound was of the same sterling value in all the colonies as in Great-Britain, and a Spanish Dollar worth 4s. 6.-but the legisla tures of the different colonies emitted bills of credit, which afterwards de preciated in their value, in some states more, in others less, &c.

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Adding a cipher to the pounds, multiplies the whole by 10, bringing them into tenths of a pound, then because a dollar is just three tenths of pound, N. E. currency, dividing those tenths by 3, brings them into dolla &c. See Note, page 78.

NOTE. 1 farthing is ,25) which annex to the pence, and ,50 divide by 12, you will have the ,75) decimal required.

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3

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3. Reduce 3457. 10s. 114d. New-Hampshire, &c. currency, to Spanish milled dollars, or federal money.

£345 10 11

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4. Reduce 1057. 14s. 33d. New-York and North-Carolina currency, to federal money.

£105 14 33
20

A dollar-8)2114,3125

$264,289 06 Ans.

Or $ dem. O

d
12)3,7500

,3125 decimal.

5. Reduce 4317. New-York currency to federal money. l'his being pounds only,*

4)4310

cts.

Ans. $1077 1077,50

6. Reduce 287. 11s. 6d. New-England and Virginia curency, to federal money.

Ans. $95, 25 cts.

7. Change 4637. 10s. 8d. New-England, &c. currency,

to federal money.
8. Reduce 351. 19s.

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Ans. $1545, 11cts. Im.+ Virginia, &c. currency, to federal Ans: $119, 83 its. 3 m.+ New-York, &c. currency, to Ans. $536, 32 cts. 8 m.+ North-Carolina, &c. currency, Ans. $761 42 cts. 7 m.+ New-England and Virginia Ans. $731 94 cts.+

10. Reduce 3047. 11s. 5d.

co federal money.

11. Change 2197. 11s. 73d. currency, to federal money.

* A dollar is 8s. in this currency-,4-4-10 of a pound; therefore, multily by 10, and divide by 4, brings the pounds into dollars, &c.

12. Change 2411. New-England, &c. currency, into fe deral money. Ans. $803, 33 cts. 13. Bring 207. 18s. 53d. New-England currency, int dollars. Ans. $69, 74 cts. 61 m.+ 14. Reduce 4681. New-York currency to federal money Ans. $1170 15. Reduce 17s. 93d. New-York, &c. currency, to do lars, &c. Ans. $2, 22 cts. 6,5 m.+ 16. Borrowed 10 English crowns, at 6s. 8d. each, ho many dollars, at 6s. each, will pay the debt?

Ans. $11, 11 cts. 1 m. NOTE. There are several short practical methods of r ducing New-England and New-York currencies to Feder Money, for which see the Appendix.

CASE II.

To reduce the currency of New-Jersey, Pennsylvania Delaware, and Maryland, to Federal Money. RULE.-Multiply the given sum by 8, and divide the product by and the quotient will be dollars, &c.*

EXAMPLES.

1. Reduce 2451. New-Jersey, &c. currency, to fede money.

£245x8-1960, and 1960-3=$6531-$653, 33 cts. NOTE. When there are shillings, pence, &c. in the giv sum, reduce them to the decimal of a pound, then multiy and divide as above, &c. 2. Reduce 367. 11s. 8d. New-Jersey, &c. currency, federal money. £36,5854 decimal value.

8

$

3)292,6832(97,56106 Ans.

£. S. d.

ANSWERS.

cts. m.

3. Reduce 240 0 0 to federal money 640 00

r

4. Reduce 125 8 0

5. Reduce 99 7 61

P . Reduce 100 0 0 7. Reduce 25 3 7 8. Reduce 0 17 9

334 40

265 00 5+

266 66 6+

67 14 4

2 36 6,6

* A dollar is 7s. 6d. 90d, in this currency-90-240-3-8 of a pound; ther fore multiplying by 8, and dividing by S, gives the dollars, cents, &c.

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CASE III.

To reduce the currency of South-Carolina and Georgia, to Federal Money.

RULE.-Multiply the given sum by 30, and divide the product by 7, the quotient will be the dollars, cents, &c.*

EXAMPLES.

1. Reduce 1007. South-Carolina and Georgia currency, o federal money.

1007. X30

2. Reduce 541. 16s

noney.

000; 3000÷7=$428,5714 Ans.
d. Georgia currency, to federal
54,8406 decimal expression.

30

7)1645,2180

Ans. 235,0311

む S. d.

ANSWERS. $cts. m

3. Reduce 94 14 8 to federal money, 405 99 8+

4. Reduce 19

17 6/1/20

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85 18 7+

1790 25

602 14 2+

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To reduce the currency of Canada and Nova-Scotia to

Federal Money.

RULE.-Multiply the given sum by 4, the product will be dollars. NOTE.-Five shillings of this currency are equal to a dollar; consequently 4 dollars make one pound.

EXAMPLES.

1. Reduce 1251. Canada and Nova-Scotia currency, to ederal money.

125
4

Ans. $500

* 4s. 8d. or 56d. to the dollar==% of a pound; herefore x30÷7.

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