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Then multiply all the numerators together for a new numerator, and all the denominators together for a new denominator...
Higher Arithmetic: Designed for the Use of High Schools, Academies, and Colleges - Σελίδα 35
των George Roberts Perkins - 1841 - 252 σελίδες
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## Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1856 - 311 σελίδες
...reduce them to such first, then multiply each numerator by all the denominators except its own, for a new numerator; and all the denominators together for a new denominator. 6. Reduce f, f, and 4 to a com. denominator. A. TsA; 2x6x7=84. Then 1=-^. 5x3x7=105. Then f =!ff 4x6x3=...

## Arithmetic and Algebra in Their Principles and Application ...

Barnard Smith - 1857
...and ^ exceed their difference ? MULTIPLICATION. 77. .. RULE. Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. Ex. Multiply | by | . Proceeding by the Rule given above, 3x5 15 7x~8~o6' Reason for the Rule. If f...

## Mensuration and Practical Geometry: Containing Tables of Weights and ...

Charles Haynes Haswell - 1858 - 322 σελίδες
...Prepare the fractions, when necessary, as previously required ; multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. EXAMPLE. — What is the product of ^ and -| ? ix|=^---=i, Ans. Ex. 2. What is the product of 6 and...

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

James Bates Thomson - 1860 - 422 σελίδες
...denominators. Hence, 198. To reduce compound fractions to simple ones. Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. OBS. 1. That a compound fraction may be expressed by a simple one, is evident from the fact that a...

## Adams's Improved Arithmetic: Arithmetic, in which are Combined the Analytic ...

Daniel Adams - 1861 - 280 σελίδες
...numbers to a fractional form and cancel common factors ; then multiply all the numerators together for a new numerator, and all the denominators together for a new denominator ; the product will be the answer, which if an improper fraction, reduce to its equivalent whole or...

## Common School Algebra

Thomas Sherwin - 1862
...the following RULE FOR MULTIPLYING FRACTIONS BY FRACTIONS. Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. Remark. As the resulting fractions should be simplified, it is best to represent the operation, then...

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

James Bates Thomson - 1862 - 422 σελίδες
...denominators. Hence, 198. To reduce compound fractions to simple ones. Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. OBS. 1. That a compound fraction may be expressed by a simple one, is evident from the fact that a...

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

James Bates Thomson - 1862 - 422 σελίδες
...Hence, 1 98. To reduce compound fractions to simple ones. If Multiply all the numerators together, for a new numerator, and all the denominators together for a new denominator. OBS. 1. That a compound fraction may bg^xpfressed by a simple one, is evident from the fact that a...

## An Elementary Arithmetic Serving as an Introduction to the Higher Arithmetic

George Roberts Perkins - 1865 - 347 σελίδες
...fractional parts, as equivalent to the sign of multiplication. Then multiply all the numerators together for a new numerator, and all the denominators together...to reject or cancel such factors as are common to the numerators and denominators, which is the same as dividing both numerator and denominator by the...

## Arithmetic for the use of Schools. Designed to assist Candidates preparing ...

W. M. LUPTON - 1867
...5006 To reduce a compound fraction to a simple one. RULE. — Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator, or, if possible, divide any denominator by any numerator, or by a factor common to both. | Of f = 12....