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" Multiply the numerators together for a new numerator, and the denominators together for a new denominator. "
Arithmetic for the use of schools. [3 pt. in 1]. - Σελίδα 13
των Richard Dunkley Beasley - 1867
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Annual Report and Documents of the New York Institution ..., Τόμος 49,Μέρος 1867

New-York Institution for the Instruction of the Deaf and Dumb - 1868 - 192 σελίδες
...effect as dividing the denominator? In adding two or more fractions together, why would you not add the numerators together for a new numerator, and the denominators together for a new denominator? In multiplying by a fraction, is the product greater or less than the multiplicand; and why should...

School Arithmetic: Analytical and Practical

Charles Davies - 1869 - 348 σελίδες
...much : £ of f is j^, (Art. 180), »-, aud 5 times ^ is H — f : hence, 0 **=§* * 5 8 6=1Multiply the numerators together for a new numerator and the denominators together for a new denominator. NOTFS. — 1. When the multiplier is less than 1, we do not take the whole of the multiplicand, but...

A Pharmaceutical Guide to the First and Second Examinations

John Barker Smith - 1870 - 238 σελίδες
...whole number, as 4=12-7-3. MULTIPLICATION. The product of several fractions is obtained by multiplying the numerators together for a new numerator, and the denominators together for a new denominator. Ex. — Multiply one-half by two-thirds : ^ x .§-=.§. or i, or equal to £ of £. Here it is evident...

The Crittendon Commercial Arithmetic and Business Manual: Designed for the ...

John Groesbeck - 1871 - 370 σελίδες
...101376 " " 8. 12672 " " 1. 237600— prouuct by 18}. 24. To multiply a fraction by a fraction. RULE. — Multiply the numerators together for a new numerator,...and the denominators together for a new denominator. 2. Multiply i by 76T. 3. " 1f ". |. .1 « 7 « ia 1. Multiply | by f 5 X 7 =35 Ans. 25. To divide by...

Introduction to the National Arithmetic on the Inductive System: Combining ...

Benjamin Greenleaf - 1871 - 350 σελίδες
...multiply J by £ is to take £ of the multiplicand, J- (Art. 154). Now, to obtain J of £, we simply multiply the numerators together for a new numerator, and the denominators together ibr a new denominator (Art. 138). Therefore, Multiplying one fraction by another is the same as reducing...

Technical Arithmetic and Mensuration

Charles W. Merrifield - 1872 - 332 σελίδες
...The reasoning is evidently general, and hence we get the rule that to multiply two fractions we must multiply the numerators together for a new numerator,...and the denominators together for a new denominator. Thus £ x|=ff; £ xf=**s— S, since we may divide out the 6. A fraction of a fraction implies the...

Crittenden Commercial Arithmetic ...

John Groesbeck - 1872 - 374 σελίδες
...101376 " " 8. 12672 " " 1. 237600— product by 18}. 24. To multiply a fraction by a fraction. RULE. — Multiply the numerators together for a new numerator,...and the denominators together for a new denominator. 1. Multiply | by f 2X4 = 5 X 7=35 Ans. 2. Multiply i by TfiT. 3. 4. 1 8 « ~3~ 4' if 25. To divide...

Euclid's Elements of Geometry

Euclid - 1872 - 284 σελίδες
...the difference between dx and d* b — cb + i 2rfc* Ans...«• MULTIPLICATION OF FRACTIONS. RULE. Multiply the numerators together for a new numerator,...and the denominators together for a new denominator ; but if the numerator of one, and denominator of the other, can be divided by a quantity common to...

The Art of Teaching School.

Josiah Rhinehart Sypher - 1872 - 336 σελίδες
...or -J-. This rule is therefore deduced, 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. The product should always be reduced to its lowest terms. Division of Fractions.— The teacher should...

The Art of Teaching School: A Manual of Suggestions for the Use of Teachers ...

Josiah Rhinehart Sypher - 1872 - 340 σελίδες
...— or ~. This rule is therefore deduced, 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. The product should always be reduced to its lowest terms. Division of Fractions. — The teacher should...




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