# The National Arithmetic on the Inductive System: Combining the Analytic and Synthetic Methods Together with the Cancelling System : Forming a Complete Mercantile Arithmetic

Robert S. Davis, 1851 - 360 páginas

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Página 94 - To reduce a mixed number to an improper fraction. RULE. — Multiply the whole number by the denominator of...
Página 257 - Thus 16 -f-8 = 2 is the common difference. RULE. — Divide the difference of the extremes by the number of ' terms less one, and the quotient is the common difference.
Página 95 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Página 224 - Is when the several shares of stock are continued in trade an equal term of time. RULE. As the whole stock is to the whole gain or loss : so is each man's particular stock, to his particular share of the gain or loss.
Página 323 - It follows that the ratio of the circumference of a circle to its diameter is the same for all circles.
Página 317 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Página 126 - RULE. — Multiply the whole number by the denominator of the fraction, and divide the product by the numerator.
Página 235 - Multiply each term in the multiplicand, beginning at the lowest by the feet of the multiplier, and write each result under its respective term, observing to carry a unit for every 12 from each denomination to its next superior.
Página 252 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Página 178 - 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.* " "If any payments be made of a less sum than the interest arisen at the time of such payment, no interest is to be computed, but only...