Books Books Multiply the numerators together for a new numerator, and the denominators together for a new denominator. The Youth's Assistant in Theoretic and Practical Arithmetic: Designed for ... - Page 93
by Zadock Thompson - 1838 - 164 pages ## Complete Schoolmaster's Assistant: Being a Plain Comprehensive System of ...

Nathan Daboll - 1839
...RULE. Reduce Compound fractions to simple ones, and whole and mixed numbers to improper fractions. Then multiply the numerators together for a new numerator,...and the denominators together for a new denominator EXAMPLES. 1. What is the product of 5i multiplied by £ of f ? thus, 5l=V6. and ^ of f = ft, then1/... ## Gradations in Algebra in which the First Principles of Analysis are ...

Richard W. Green - Algebra - 1839 - 148 pages
...OP FRACTIONS. §203. It was shown, §96, that a fraction is multiplied by a fraction, by multiplying the numerators together for a new numerator, and the denominators together for a new denominator. Thus, 7- X -r= T-,. pa od EXAMPLES. ., ... 3d, 4ft . 12a6 1. Multiply— by—- Ans. — — . r J... ## The Elements of Algebra

Thomas Grainger HALL - 1840
...: 4 ' ab a + b a — ba + b~ a3— 63 a3— b2' 38. To find the product of two or more fractions, " Multiply the numerators together for a new numerator,...the denominators together for a new denominator:" to prove this. et с If -т and -j be two fractions, 6 a let -r = л; and -. = v. о dy Then a = bx... ## The United States Calculator: Or, Arithmetic Simplified, in Dollars and ...

John M'Nevin - Arithmetic - 1841 - 280 pages
...CASE XI. To add compound fractions together, connected by the preposition op (see Def. 9.) GENERAL RULE, Multiply the numerators together for a new numerator,...and the denominators together for a new denominator. Reduce the fractions, and then add them together agreeably to Case VIII, or IX. 1. Example.— Add... ## United States Calculator: Or, Arithmetic Simplified

John M'Nevin - Arithmetic - 1841 - 280 pages
...'£ s 6- Bring 14^ to an improper fraction? w '^' TO MULTIPLY FRACTIONS, the fractions are proper. RULE. — Multiply the numerators together for a new...numerator, and the denominators together for a new denominatpr. ILLUSTRATION. It is manifest, that when a number is multiplied by 1, the product is equal... ## Practical and Mental Arithmetic on a New Plan: In which Mental Arithmetic is ...

Roswell Chamberlain Smith - Accounting - 1841 - 284 pages
...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 new denominator. Jfnte.—lf the fraction he a mixed numher, reduce it to an unproper fraction ; then proceed as hefore.... ## Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - Arithmetic - 1841 - 311 pages
...23. How much is f|i of 180, or 180 times f£i? A. 100^. 24. To multiply one fraction by another. — Multiply the numerators together for a new numerator,...and the denominators together for a new denominator. LXII. CASE v. 1. 25. Multiply m by £jf A. •&&. 26. Multiply f£f by fjj. A. j| tfj. 27. How much... ## Introduction to the National Arithmetic: On the Inductive System : Combining ...

Benjamin Greenleaf - Arithmetic - 1842 - 174 pages
...times -fa, which is T^, answer as before. Hence the following OPERATION. We analyze this by saying, RULE. Multiply the numerators together for a new numerator,...and the denominators together for a new denominator ; then reduce the fraction to its lowest terms. a. Multiply I by T 8 T . OPERATION. . CANCELLED. 7... ## The Mechanic's Calculator: Comprehending Principles, Rules, and Tables in ...

William Grier - Mechanical engineering - 1842 - 308 pages
...one-fourth part of one-half inch, which is one-eighth. The product a 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,... 