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Multiply each numerator into all the denominators except its own for a new numerator, and all the denominators together for a common denominator.
The North American Arithemetic: Part third for advanced scholars - Σελίδα 42
των Frederick Emerson - 1847 - 288 σελίδες
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## The Young Algebraist's Companion: Or, A New & Easy Guide to Algebra ...

Daniel Fenning - 1751 - 238 σελίδες
...Compound Fra&ion to a Simple-one of the fame Value. Rule is, Multiply all -the Numerators one into another for a new Numerator ; then multiply all the Denominators together for a new Denominator, fo (hall this new Fraiîion be equal to the Compound Frattion given. Tyr. This is fo eafy I think I...

## A System of Practical Mathematics: ... With a Plain Account of the Gregorian ...

John Potter - 1753 - 395 σελίδες
...Fraflions. Article 25. To multiply fimple Fractions together. Rult. Multiply all the Numerators together for a new Numerator ; then multiply all the Denominators together for a new Denominator ; fo is this new Fiaftion the Product fought. Exam. i. Multiply | by -J-, Exam. 2. Multiply -r9T by...

## The Popular Educator, Τόμοι 1-2;Τόμος 12

1867
...Fractions may also often conveniently bo made to have the same denominator by the following method : — Multiply each numerator into all the denominators except its own for a new numerator, and all the denominators together for a common denominator. The reason of this will be clearly seen...

## A Practical Introduction to Arithmetic: Or, The Teacher of Arithmetic's ...

Charles Marshall - 1789 - 100 σελίδες
...&fr to its leaft Terms. : A. ||. Ru ¡.z. 2. , . ..... To reduce a Fraflion to a Conwwn Denominator, Multiply each Numerator, into all the Denominators except its own, for a mw Numerator ; and all the Denominators for a Common Denominator, Reduce |- and % to a Common Denominator....

## A Complete System of Practical Arithmetic, with Various Branches in the ...

William Taylor (teacher of the mathematics.) - 1800 - 519 σελίδες
...fractions of equal value, that ihall have one common denominator, RULE. Multiply each numerator by all the denominators except its own, for a new numerator;...all the denominators together for a new denominator. EXAMPLE i. Reduce f, |, and |, to a common denominator. 2 Î 4 3 — 1 * ± 4 .8 9 j6 i2 - -1 -Î 1...

## The Young Algebraist's Companion ...: New Ed. To which is Added a Supplement ...

Daniel Fenning - 1802 - 219 σελίδες
...fraBlon to ajimple one of the faml •value. Rule is, — Multiply all the numerators one into another for a new numerator ; then multiply all the denominators together for a new denominator ; fo fhall this new fraction be equal to the compound fraction given. TYR. This is fo eafy, I think...

## Mathematics, Τόμος 1

Samuel Webber - 1808
...fractions of different denominators to equivalent fractions, having a common denominator. RULE 1.* Multiply each numerator into all the denominators, except its own, for a new numerator ; and all the denominators continually for the common denominator. EXAMPLES. . 1. Reduce £, |, and...

## A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1808 - 480 σελίδες
...reduce fraS'ums of different denominators to equivalent fraStom, having a common denominator. RULE I*. 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. EXAMPLES. 1. Reduce...

## The American Tutor's Guide: Being a Compendium of Arithmetic. In Six Parts ...

James Thompson - 1808 - 172 σελίδες
...to a single fraction.— . V. To reduce given fractions to others of a common denominator. RULE.— Multiply each numerator into all the denominators except its own, for a new numerator, and all the denominators together for a common denominator. EXAMPLES. 17. Reduce |, £ and £ to a...

## A System of Practical Arithmetic: Applicable to the Present State of Trade ...

Jeremiah Joyce - 1812 - 258 σελίδες
...fractions of different denominators to others of equal value, having a common denominator. RULE. (1). Multiply each numerator into all the denominators, except its own, for a new numerator, and all the denominators for a common denominator. Reduce |, -£, 3|, and 3> to a common denominator....