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

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Robert S. Davis & Company, 1855 - 360 σελίδες
 

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Σελίδα 94 - To reduce a mixed number to an improper fraction. RULE. — Multiply the whole number by the denominator of...
Σελίδα 255 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference.
Σελίδα 296 - Thirty days after sight of this first of exchange (second and third of the same tenor and date unpaid...
Σελίδα 250 - ... 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...
Σελίδα 203 - RATIO is the relation which one quantity bears to another of the same kind with respect to magnitude...
Σελίδα 315 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 324 - To find the solidity of a sphere or globe. RULE. — Multiply the cube of the diameter by .5236.
Σελίδα 327 - ... above the upper deck ; the breadth thereof at the broadest part above the main wales, half of which breadth shall be accounted the depth of such vessel, and...
Σελίδα 285 - If the errors are alike, divide the difference of the products by the ciifference of the errors, and the quotient will be the answer. 5. If the errors are unlike, divide the sum of the products by the sum of the errors, and the quotient will be the answer. NOTE.— The errors are said to be alike when they are both too great, or both too small ; and unlike, when one is too great, and the other too small. EXAMPLE8. 1. A "purse of 100 dollars is to be divided among 4 men...
Σελίδα 102 - Multiply each numerator into all the denominators except its own, for a new numerator : and all the denominators into each other continually for a common denominator; this written under the several new numerators will give the fractions required.

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