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" Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. "
A treatise on mercantile and practical arithmetic - Σελίδα 113
των John Penrose (teacher of arithmetic.) - 1824 - 300 σελίδες
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A Treatise on Algebra

Elias Loomis - 1846 - 346 σελίδες
..... • , .••-• \ .\ -. -\ CASE VII. (89.) To multiply fractional quantities together. 'RULE. Multiply all the numerators together for a new numerator,...all the denominators together for a new denominator. ft f Let it be required to multiply -7- by-p First, let us multiply -r-by c. According to Remark first...

Practical Arithmetic, Uniting the Inductive with the Synthetic Mode of ...

James Bates Thomson - 1846 - 336 σελίδες
...numerators together and the two denominators. Hence, 123. To reduce compound fractions to simple ones. Multiply all the numerators together for a new numerator,...all the denominators together for a new denominator. 46. Reduce $ of £ of f to a simple fraction. Ans. ^4,or52T. 47. Reduce \ of \% of ^ to a simple fraction....

A Treatise on Algebra: Containing the Latest Improvements. Adapted to the ...

Charles William Hackley - 1846 - 503 σελίδες
...4— 61 + 8J+20+29+4J:— 5+37r_24r-f GO ~12~ 12 =2*+ 5. MULTIPLICATION OF FRACTIONS. 45. RULE. — Multiply all the numerators together for a new numerator,...all the denominators together for a new denominator. Thus,* ac ac ampx ampx a+b_ ef k+l Pq (a+b)(ef)(k+l)(Pq) c+d*g-kXm-nX r+>—(c+d)(gh)(m—n)(r+sY abode...

An Elementary Arithmetic ...: Serving as an Introduction to the Higher ...

George Roberts Perkins - 1846 - 258 σελίδες
...which connects the fractional parts. as equivalent to the sign of multiplication. Then multiply all tie numerators together for a- new numerator, and all the denominators together for a new denominator ; always observing to reject or cancel such factors as are common to the numerators and denominators,...

The Columbian Calculator; Being a Practical and Concise System of Decimal ...

Almon Ticknor - 1846 - 264 σελίδες
...to their lowest terms. 2. Then state the question as in whole numbers ; invert the first term, and multiply all the numerators together for a new numerator, and all the denominators for a new denominator, and divide the upper term by the lower for the answer. Or you can reduce the...

The lady's practical arithmetician; or, Conversational arithmetic. [With] Key

mrs. Henry Ayres - 1846
...MULTIPLICATION. Rule. — Prepare all those fractions that require it by the rules for Reduction, then multiply all the numerators together for a new numerator, and all the denominators for a new denominator. The work may be considerably shortened by striking out numbers alike in the...

A Treatise on Algebra

Elias Loomis - 1846 - 346 σελίδες
...la — 26 8. From - -. - subtract - £ - . 4 0 GASE VII. RULE. Multiply all the numerators togetfier for a new numerator, and all the denominators together for a new denominator. CL F Let it be required to multiply -т- by—. First, let us multiply ~r~by c. According to Remark...

North American Arithmetic: Part Second and Part Third, Μέρος 2

Frederick Emerson - 1846 - 216 σελίδες
...one of these parts into other equal parts. TO REDUCE 4 COMPOUND FRACTION TO A SIMPLE FRACTION, — Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms. 1. Reduce f of ^ to a simple...

HIGHER ARITHMETIC; OR THE SCIENCE AND APPLICATION OF NUMBERS; COMBINING THE ...

JAMES B. THOMSON - 1847
...numerators together and the two denominators. Hence, 198* To reduce compound fractions to simple ones. Multiply all the numerators together for a new numerator, and all the denominators together for anew denominator. OBS. 1. That a compound fraction may be expressed by a simple one, is evident from...

The United States Arithmetic: Designed for Academies and Schools

William Vogdes - 1847 - 256 σελίδες
...fraction whose denominator shall be 90. § 71. CASE 5. To reduce compound to simple fractions. RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator, and they will form the simple fraction required; which should then be reduced...




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