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" RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms. "
First book of arithmetic for the use of schools. [With] Key. High-school ed ... - Σελίδα 96
των Ireland commissioners of nat. educ - 1865
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Practical Mercantile Arithmetic: In which the Theory and Practice of ...

Luther Ainsworth - 1837 - 298 σελίδες
....in this case ? A. First, reduce all whole or mixed numbers to equivalent improper fractions ; then multiply all the numerators together, for a new numerator, and all the denominators together, for a new denominator, and you will have the fraction required. 1. Reduce 4 of f of } of...

Mental Arithmetic Simplified

T. Pigott - 1838 - 68 σελίδες
...Multiply 20 by Í ; 24 by i ; 12 by$; 1Sbyf; 15byf; 26 To multiply a fraction by a fraction — ROLE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator ; as JX f — таг ('9) = £. Ans. Multiply | by i ; | by i ; Л by i; | by ¿ ; т'„ by f ; Л...

The Mercantile Arithmetic: Adapted to the Commerece of the United States, in ...

Michael Walsh - 1838 - 346 σελίδες
...if, ff , f±. VI. To reduce a compound fraction to a single one. RULE. Multiply all the numerators for a new numerator, and all the denominators for a new denominator, then reduce the new fraction to its lowest terms by Case I. • EXAMPLES. 1. Reduce f of f of ^l. to...

The artillerist's manual, and compendium of infantry exercise

Frederick Augustus Griffiths - 1839 - 348 σελίδες
...number by the denominator and add the numerator to the product, under which place the given denominator. To reduce a compound to a simple fraction. Rule. Multiply all the numerators together for the numerator, and all the denominators for the denominator. To reduce fractions of different denominators...

The North American Arithmetic: Part Third, for Advanced Scholars

Frederick Emerson - 1839 - 300 σελίδες
...reduce a compound fraction to a simple, or single fraction. RULE. Multiply all the numerators t ogctker for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lotffst terms. When any numerator is equal to any denominator,...

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Frederick Emerson - 1840 - 302 σελίδες
...How many dollars in ^y^ of a dollar ? CASE IV. To reduce a compound fraction to a simple, or single fraction. RULE. Multiply all the numerators together...numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms. When any numerator is equal to any denominator, the...

A New Practical and Theoretical Arithmetic: In which in Addition to the ...

Horatio Nelson Robinson - 1845 - 310 σελίδες
...to improper fractions, and place a unit under whole numbers to put them in a fractional form. Then, multiply all the numerators together for a new numerator, and all the denominators fur a new denominator, and reduce to its lowest terms. But, skillful operators reduce by canceling,...

The Columbian Calculator: Being a Practical and Concise System of Decimal ...

Almon Ticknor - 1846 - 276 σελίδες
...to their lowest terms. 2. Then state the question as in whole numbers ; invert the first term, and multiply all the numerators together for a new numerator, and all the denominators for a new denominator, and divide the upper term by the lower for the answer. Or you can reduce the given fractions to decimals,...

The lady's practical arithmetician; or, Conversational arithmetic. [With] Key

mrs. Henry Ayres - 1846 - 400 σελίδες
...MULTIPLICATION. Rule. — Prepare all those fractions that require it by the rules for Reduction, then multiply all the numerators together for a new numerator, and all the denominators for a new denominator. The work may be considerably shortened by striking out numbers alike in the numerators and denominators,...

North American Arithmetic: Part Second and Part Third, Μέρος 2

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...one of these parts into other equal parts. TO REDUCE 4 COMPOUND FRACTION TO A SIMPLE FRACTION, — Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms. 1. Reduce f of ^ to a simple fraction. 2. £ of a...




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