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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.
Elements of Algebra: Being an Abridgement of Day's Algebra Adapted to the ... - Σελίδα 58
των Jeremiah Day - 1844 - 252 σελίδες
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## A NEW SYSTEM OF ARITHMETIC

CHARLES G. BURNHAM - 1857
...therefore, adopt the common RULE. Multiply all the denominators together for a common denominator, and each numerator into all the denominators except its own for a new numerator. Operation 1st. Denominators, 3x4x5=^60 com. denominator. Then, 60 — 3^X2 = 40) 60-^- 4*x 1 = 1 5...

## A Theoretical and Practical Treatise on Algebra: In which the Excellencies ...

Horatio Nelson Robinson - 1858 - 360 σελίδες
...difference, as different denominations cannot be put into one sum. RULE. Multiply each numerator by all the denominators, except its own, for a new numerator, and all the denominator» for a common denominator. Or, find the least common multiple of the given denominators...

## Higher Arithmetic : Or, The Science and Application of Numbers ..., Βιβλίο 6

James Bates Thomson - 1860 - 422 σελίδες
...respectively equal to the given fractions, viz : -fa=\$, and -fe=\$. (Art. 191.) Hence, 2OO. To reduce fractions to a common denominator. Multiply each numerator into...the denominators together for a common denominator. 62. Reduce -J-, ^, and f to a common denominator. Operation. 1X4X6=24 ^ 3 X 3 X 6=54 > the three numerators....

## Practical Arithmetic: Uniting the Inductive with the Synthetic Mode of ...

James Bates Thomson - 1860 - 384 σελίδες
...How reduce fractions to a common denominator ? 125t To reduce fractions to a common denominator.CX Multiply each numerator into all the denominators...the denominators together for a common denominator. Ons. 1. The return that reducing fractions to a common denominator does not change their value, is...

## Higher Arithmetic, Or, the Science and Application of Numbers: Combining the ...

James Bates Thomson - 1862 - 422 σελίδες
...respectively equal to the given fractions, viz: -rV=i> and -ft=i. (Art. 191.) Hence, JJOO. To reduce fractions to a common denominator. Multiply each numerator into all the denominators except it* man for a new numerator, and all the denominators together for a common denominator. 62. Reduce...

## Mathematics for Practical Men: Being a Common-place Book of Principles ...

Olinthus Gregory - 1863
...required. Case 5. — To reduce fractions of different denominators to equivalent fractions having a common denominator. Multiply each numerator into all the denominators except its own. for new numerators ; and all the denominators together for a common denominator. Ex. — Reduce |, 4, and...

## Walkinghame's [sic] Tutor's assistant; or, Complete arithmetical question ...

Francis Walkingame - 1865
...respectively, £f , ff , fJ-. The fractions may also be reduced to a common denominator by multiplying each numerator into all the denominators, except its...own, for a new numerator, and all the denominators for a common denominator ; but this process is not so good as the preceding one, which always reduces...

## Arithmetic for school and college use. With a chapter on the metric system

Thomas Percy Hudson - 1866
...Fractions may also often conveniently be made to have the same denominator by the following method : — Multiply each numerator into all the denominators...new numerator, and all the denominators together for the common denominator. The reason of this will be clearly seen from an EXAMPLE. — Reduce -•-,...

## A TREATISE ON ALGEBRA

ELIAS LOOMIS, L.L.D. - 1868
...the proposed fractions, and they have the common denominator bdn. Hence we have the following RULE. Multiply each numerator into all the denominators,...new numerator, and all the denominators together for the common denominator. EXAMPLES. 1. Keduce j- and - to equivalent fractions having a common denominator....

## Rudiments of Arithmetic: Containing Numerous Exercises for the Slate and ...

James Bates Thomson - 1868 - 160 σελίδες
...products are equal to the given fractions, and are the answer required. Hence, 95. To reduce fractions to a common denominator. Multiply each numerator into all the denominators except its ownjor a new numerator, and all the denominators together for a common denominator. OBS. — Compound...