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" ... multiply each numerator by all the denominators, except its own, for a new numerator, and under it write the common denominator. "
A Treatise on Algebra: For the Use of Schools and Colleges - Page 104
by Stephen Chase - 1849 - 336 pages
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A Complete System of Practical Arithmetic, with Various Branches in the ...

William Taylor (teacher of the mathematics.) - Arithmetic - 1800 - 556 pages
...different denominations tp fractions of equal value, that ihall have one common denominator, RULE. Multiply each numerator by all the denominators except its own, for a new numerator; then multiply all the denominators together for a new denominator. EXAMPLE i. Reduce f, |, and |, to...
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Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - Arithmetic - 1810 - 190 pages
...each denominator is multiplied by all the others, so, to retain the value of each fraction, multiply each numerator by all the denominators, except its own, for a new numerator, and under it write the common denominator. EXAMPLES FOR PRACTICE. 1 . Reduce J, | and 5 to fractions...
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Dictionary of the Mathematical and Physical Sciences, According to the ...

James Mitchell - Mathematics - 1823 - 666 pages
...required. 4. To reduce fractions, having different denominators, to a common denominator. Multiply each numerator by all the denominators, except its own, for a new numerator ; and all the denominators together lor the common denominator; or Hind the least com* mon multiple...
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Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - Arithmetic - 1828 - 286 pages
...each denominator is multiplied by all the others, so, to retain the value of each fraction, multiply each numerator by all the denominators, except its own, for a new numerator, and under it write the common denominator. EXAMPLES FOR PRACTICE. 1. Reduce •f, £ and £ to fractions...
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A Synopsis of the Principal Formulae and Results of Pure Mathematics

Charles Brooke - Mathematics - 1829 - 386 pages
...denominator by their greatest common divisor. To reduce fractions to a common denominator: multiply each numerator by all the denominators except its own, for a new numerator ; and all the denominators together, for a new denominator. (И^. 96.) If the least common denominator...
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Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - Arithmetic - 1831 - 276 pages
...each denominator is multiplied by all the others, so, to retain the value of each fraction, multiply each numerator by all the denominators, except its own, for a new numerator, and under it write the common denominator. EXAMPLES FOR PRACTICE. 1. Reduce f , f and f to fractions...
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The Youth's Assistant in Theorhetic [sic] and Practical Arithmetic: Designed ...

Zadock Thompson - Arithmetic - 1832 - 186 pages
...fractions having a common denominator, RULE. — Multiply all the denominators together for the common denominator, and each numerator by all the denominators except its own for the new numerators. EXAMPLES. 3. Reduce f and £ to a common denominator. 2X4=8 new nu. for § 3X3=9...
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Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - Arithmetic - 1833 - 268 pages
...each denominator is multiplied by all the others, so, to retain the value of each fraction, multiply each numerator by all the denominators, except its own, for a new numerator, and under it write the common, denominator. feXAMPLES FOR PRACTICE. 1. Reduce {|, £ and £ to fractions...
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The practical man; or, Legal and general pocket companion

Rolla Rouse - 1837 - 224 pages
....educe the odds in each case to a vulgar fraction ; then multiply all the denominators for a common denominator, and each numerator by all the denominators, except its own, for a new numerator. In the last case, A.'s value = f , B. = -iV, and C., rt giving a new denominator of ss0 ; and A..s...
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A New System of Arithmetic, on the Cancelling Plan: Embracing the Rules of ...

Charles Guilford Burnham - Arithmetic - 1837 - 266 pages
...more of the fractions, the preceding mode is often convenient, but, the following is the more general RULE. Multiply all the denominators together for a new denominator, and each numerator by every denominator, except its own, for a new numerator. 1. Reduce §, £ and f to fractions of equal...
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