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RULE.* Multiply the principal by the rate per cent, and divide the product by 100: the quotient will be the interest for 1 year.
The North American Arithmetic: Part Second, Uniting Oral and Written ... - Σελίδα 108
των Frederick Emerson - 1832 - 216 σελίδες
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## A New System of Mercantile Arithmetic: Adapted to the Commerce of the United ...

Michael Walsh - 1807 - 274 σελίδες
...is the sum per cent.-agreed on. Amount, is the principal and interest added together. GENERAL RULE. Multiply the principal by the rate per cent, and divide the product by 100, and the quotient is the answer for one year.. EXAMPLES. 1 . What is the interest of ¿£.496 for one...

## A New and Plain System of Arithmetic: Containing the Several Rules of that ...

Elijah H. Hendrick - 1810 - 204 σελίδες
...Simple and Compound.!, SIMPLE INTEREST is that which arifes from the principal only. General Rule. I. Multiply the principal by the rate per cent, and divide the product by loo, (or, which is the fame, cut-off two right hand figures in the pounds, which mint be reduced to...

## The Teachers Assistant. Or, A System of Practical Arithmetic: Wherein the ...

1811 - 198 σελίδες
...CASE*1!. When the time is one year, and the rate per cent, is pounds or dollars only. * • RULE.» Multiply the principal by the rate per cent, and divide the product by 100. PROOF. , , By the Single Rule of Three. EXAMPLES. 1. What is the interest of 525 L. for 1 year, at...

## Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain ...

Nathan Daboll - 1815 - 240 σελίδες
...principal and interest added together. CASE I. To find the interest of any given sum for one year. RULE. Multiply the principal by the rate per cent, and divide the product by 100 ; the quotient will be the answer. EXAMPLE!. 1. What is the interest of 39Z. lls. 8id. for one year at 61. per cent, per annum...

## The Teachers' Assistant, Or, A System of Practical Arithmetic: Wherein the ...

1817 - 198 σελίδες
...the rate per' cent, is pounds or dollars only. RULE. * Multiply the principality the rate percent, and divide the product by 100 : the quotient will be the interest for 1 year. TROOP. By the Single Rule of Three EXAMPLES. 1. What is the interest of 325L. for 1 year, at 6L. peí...

## Daboll's Schoolmaster's Assistant, Improved and Enlarged: Eing a Plain ...

Nathan Daboll - 1823 - 240 σελίδες
...principal and interest added together. CASE I. To find the interest of any given sum for one yeai» RULE. Multiply the principal by the rate per cent. and divide the product by 100 ; the quotient will be the answer. EXAMPLES. 1. What is the interest of S9/. Us. 8itI. for one year, at 61. per cent. per annum...

## The Teachers' Assistant: Or a System of Practical Arithmetic

Stephen Pike - 1824 - 198 σελίδες
...1. To find the interest when the time is one year, and the rate per cent. is pounds or dollars only. Multiply the principal by the rate per cent. and divide...100: the quotient will be the interest for 1 year. PROOF. By the Single Rule of Three. EXAMPLES. 1. What is the interest of 525L. for 1 year, at 6L. per...

## Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain ...

Nathan Daboll - 1824 - 240 σελίδες
...principal and interest added together • CASE I. To find the interest of any given sum for one year. RULE. Multiply the principal by the rate per cent. and divide the product by 100} the quotient \vill be the answer. EXAMPLES. 1. What is the interest of 391. lls. 8Jd. for one year at 6/. per cent....

## Daboll's Schoolmaster's Assistant, Improved and Enlarged

Nathan Daboll - 1825 - 240 σελίδες
...principal and interest addeâ together. CASE i. Vb find {he interest of any given sum for one ysar. RULE. Multiply the principal by the rate per cent. and divide the product by 100 ; the quotient will be the answer. EXAMPLES. 1. What is the interest of 391. 11s. SJd. for one year. at 61. per cent, per annum...

## Pike's System of Arithmetick Abridged: Designed to Facilitate the Study of ...

Nicolas Pike, Dudley Leavitt - 1826 - 200 σελίδες
...insurance of his property, and is generally at so much per cent. RULE. — Multiply the sum to be insured by the rate per cent. and divide the product by 100 ; — the quotient will be the premium or answer. EXAMPLE. What will be the annual premium for insuring a house against los» *iy...