A Theoretical and Practical Arithmetic ...

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Hickling, Swan & Brewer, 1857

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Page 189 - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Page 15 - Addition is the process of finding the sum of two or more numbers.
Page 139 - The rule for casting interest, when partial payments have been made, is to apply the payment, in the first place, to the discharge of the interest then due.
Page 139 - If the payment be less than the interest, the surplus of interest must not be taken to augment the principal; but interest continues on the former principal until the period when the payments, taken together, exceed the interest due, and then the surplus is to be applied towards discharging the principal; and interest is to be Computed on the balance, as aforesaid.
Page 33 - Beginning on the left of the dividend, find how many times the divisor is contained in the fewest...
Page 39 - ... for other expenses, how much will he have left at the end of the year ? Ans. 10 dollars.
Page 151 - Divide the sum by the amount of $1 for the rate and time, and the quotient will be the present worth. Subtract the present worth from the sum, and the remainder will be the discount.
Page 216 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference.
Page 27 - A man and a boy start from the same place at the same time, and travel in the same direction...
Page 57 - To reduce a mixed number to an improper fraction. RULE. — Multiply the whole number by the denominator of...

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