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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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An Elementary Arithmetic Serving as an Introduction to the Higher Arithmetic

George Roberts Perkins - 1850 - 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...observing to reject or cancel such factors as are common ta the numerators and denominators, which is the same as dividing both numerator and denominator by...

The National Arithmetic on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - 1850 - 360 σελίδες
...whole numbers, if there be any, to improper fractions ; then multiply all the numerators together for a new numerator, and all the denominators together for a new denominator; the fraction should then be reduced to its lowest terms. If there be numbers in the numerator similar...

ARITHMETIC ON THE PRODUCTIVE SYSTEM

ROSWELL C. SMITH - 1850
...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. 2x6x7= 84. Then f =3 5x3 x 7= 105. Then t=| 4x6x3= 72. 6. Reduce f , f , and 4 to a com. denominator....

An Elementary Arithmetic Designed for Academies and Schools: Also Serving as ...

George Roberts Perkins - 1851 - 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...

Introduction to arithmetic

Chambers W. and R., ltd - 1854
...Ans. 5'т " П MULTIPLICATION OF VULGAR FRACTIONS. RULE. — Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator : the resulting fraction may then be reduced to its lowest terms. NOTE. — Before multiplying, convert...

Arithmetic for Schools

Barnard Smith - 1854
...^ exceed their difference ? • MULTIPLICATION. 77. RULE. Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. о ej Ex. Multiply s by - . t cl Proceeding by the Rule given above, 3x5 15 7x8~~56' Reason for the...

An Elementary Arithmetic Designed for Academies and Schools: Also Serving as ...

George Roberts Perkins - 1855 - 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-same...

Common School Algebra

Thomas Sherwin - 1855 - 238 σελίδες
...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...

A Treatise on Algebra

Elias Loomis - 1855 - 316 σελίδες
...VII. (89.) To multiply fractional quantities together. RULE. Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator ac Let it be required to multiply T by •> a First, let us multiply r by c. According to Remark first...

The Elements of Algebra

Elias Loomis - 1856 - 268 σελίδες
...VII. (85.) To multiply fractional quantities together. RULE. Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. Before demonstrating this rule, we must establish. the two following principles : 1. In order to multiply...




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