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" Multiply the numerators together for a new numerator, and the denominators together for a new denominator. "
Introduction to The National Arithmetic: On the Inductive System : Combining ... - Página 158
por Benjamin Greenleaf - 1857 - 324 páginas
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The Mechanic's Calculator, Or Workman's Memorial Book, Etc

William Grier - 1832 - 300 páginas
...one-fourth part of one-half inch, which is one-eighth. The product £ is obtained by this simple process : multiply the numerators together for a new numerator,...and the denominators together for a new denominator; the new fraction will be the product. That this is true in general may be shown by taking other fractions,...
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A Description of the Visible Numerator: With Instructions for Its Use ...

Oliver A. Shaw - 1832 - 95 páginas
...to find what J of T ' 5 amounts to. For this purpose we are very properly directed by the books to multiply the numerators together for a new numerator,...and the denominators together for a new denominator; thus -fyXf e = B j\ =YV; that is, 3 times 1 equals 3, and 4 times 12 equals 48. And the product of...
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The Youth's Assistant in Theorhetic [sic] and Practical Arithmetic: Designed ...

Zadock Thompson - 1832 - 168 páginas
...To multiply a fraction 6j[ a fraction, or to change a compound fraction to a single one. RrLE. — Multiply the numerators together for a new numerator,...and the denominators together for a new denominator. QUESTIONS FOR PRACTICE (56). 2. A man owning £ of a farm, sold £ of his share ; what part of the...
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Elements of Algebra

William Smyth - 1833 - 280 páginas
...shall merely subjoin these rules, with some examples under each. MULTIPLICATION OF ALGEBRAIC FRACTIONS. Rule. — Multiply the numerators together for a new numerator, and the denominators for a new denominator. EXAMPLES. , .-,.. 5c, a262 . b2 1. Multiply— by ^. Ans.2. Multiply - by Ans....
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Rose's New Arithmetic: An Explanatory and Practical Arithmetic, Adapted to ...

John Rose - 1835 - 180 páginas
...integer be given, re luce it to an improper fraction, by putting a unit for it; denominator ; then multiply the numerators together for a new numerator,...denominators together for a new denominator. NOTE. — Where several fractions are to be multiplied, if the numerator of one fraction be equal to the...
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The Western Arithmetic: Or, Pennsylvania and Ohio Accomptant: Being a Plain ...

James L. Connolly (mathematician.) - 1835 - 250 páginas
...question for inverse proportion; then invert the third term, which is your divisor, and multiply the three numerators together For a new numerator, and the denominators together for a new denominator, anil that will be the answer. 1. How much cloth, that is f of a yard wide, will line 5§ yards, that...
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The Teacher's Assistant in the "Course of Mathematics Adapted to the Method ...

1836 - 472 páginas
...from positive to negative, or the contrary, and then proceed аз in addition. To multiply fractions, multiply the numerators together for a new numerator,...and the denominators together for a new denominator. A fraction is multiplied into a quantity equal to its denominator, by canceling the denominator. Reducing...
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The Mechanic's Calculator: Comprehending Principles, Rules, and Tables in ...

William Grier - 1836 - 344 páginas
...one-fourth part of one-half inch, which is one-eighth. The product -J is obtained by this simple process : multiply the numerators together for a new numerator,...and the denominators together for a new denominator ; the new fraction will be the product. That this is true in general may be shown by taking other fractions,...
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Practical and Mental Arithmetic, on a New Plan, in which Mental Arithmetic ...

Roswell Chamberlain Smith - 1836 - 284 páginas
...illustrations we derive the following RULE. Q. How do you proceed to multiply one fraction by another ? A. Multiply the numerators together for a new numerator ; and the denominators together for a Hew denominator. JVofe. — If the fraction be a mixed number, reduce it to an improper fraction ;...
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The Western Practical Arithmetic: Wherein the Rules are Illustrated, and ...

1838 - 204 páginas
...€4 5 6 7 8 9 2 3 1 5 6 7 2 9 2 1 5 2 7 2 3 CASE 5. To reduce a compound fraction to a simple one. RULE. Multiply the numerators together for a new numerator;...and the denominators together for a new denominator. EXAMPLES. 1 Reduce I of f of ~ to a single fraction. Res. T\. 3X5X9 135 9 4x6x10 240 16 2 Reduce |...
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