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" Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. "
Elementary and practical Arithmetic on the inductive system, by analysis and ... - Side 37
av Charles WATERHOUSE - 1844 - 12 sider
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HIGHER ARITHMETIC

GEORGE R. PERKINS A.M., - 1849
...fractions as for reducing compound fractions. Hence, to multiply together fractions, we have this RULE. Multiply all the numerators together for a new numerator,...all the denominators together for a new denominator, always observing to reject or cancel such factors as are common to both numerators and denominators....
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Scribner's Engineers' and Mechanics' Companion: Comprising United States ...

J. M. Scribner - 1849 - 264 sider
...Answer, {j. MULTIPLICATION OF VULGAR FRACTIONS. Rule. — Prepare the fractions, as previously required ; then multiply all the numerators together for a new numerator, and all the denominators for a new- denominator. Examples. — 1. Multiply J of 7 by £ f of 7= j' and V x|=f$=4}. Ans. 2. What...
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Introduction to The National Arithmetic: On the Inductive System Combining ...

Benjamin Greenleaf - 1849 - 324 sider
...may cancel 4X0X/^X0X 11 these common factors, according 0 to the rules of cancellation. RULE. — 1. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator, and then reduce the fraction to its lowest terms. 2. If there are factors in...
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American Common-school Arithmetic ...

Rufus Putnam - 1849
...fractional form; and, after cancelling the factors which are common to the numerator and denominator, multiply all the numerators together, for a new numerator, and all the denominators, for a new denominator. 1. Reduce the following compound fractions io simple ones. * of ¿ of|; f of...
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Daboll's Complete Schoolmaster's Assistant: Being a Plain Comprehensive ...

Nathan Daboll, David Austin Daboll - 1849 - 249 sider
...equal parts, it will take 12 such parts to make a whole one ; therefore ^ of -J- is iJj, Answer: RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator, and they will form the fraction required, which reduce to its lowest terms....
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Higher Arithmetic: Designed for the Use of High Schools, Academies, and ...

George Roberts Perkins - 1850 - 342 sider
...Consider the word OF, which connects the fractional parts as equivalent to the sign of multiplication. Then multiply all the numerators together for a new...all the denominators together for a new denominator, always observing to reject or cancel such factors as are common to the numerators and denominators,...
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... An Elementary Arithmetic ... Serving as an Introduction to the Higher ...

George Roberts Perkins - 1850 - 347 sider
...Consider the word OF, which connects the fractional parts, as equivalent to the sign of multiplication. Then multiply all the numerators together for a new...all the denominators together for a new denominator ; always observing to reject or cancel such factors as are common ta the numerators and denominators,...
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The National Arithmetic on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - 1850 - 360 sider
...saying, RULE. — Change mixed numbers and whole numbers, if there be any, to improper fractions ; then multiply all the numerators together for a new...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...
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ARITHMETIC ON THE PRODUCTIVE SYSTEM

ROSWELL C. SMITH - 1850
...fractions 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....
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An Elementary Arithmetic Designed for Academies and Schools: Also Serving as ...

George Roberts Perkins - 1851 - 347 sider
...Consider the word OP, which connects the fractional parts, as equivalent to the sign of multiplication. Then multiply all the numerators together for a new...all the denominators together for a new denominator; always observing to reject or cancel such factors as are common to the numerators and denominators,...
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