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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
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

The Elements of Arithmetic ... in which Decimal and Integral Arithmetic are ...

Pliny Earle Chase - 1844
...since 2= *'J, 2r3 r= \ -r + T5r=f \. A compound fraction may be reduced to a simple one, by multiplying all the numerators together for a new numerator, and all the denominators for a new denominator. Thus, | of |= JJ. For | of ^ = ^, because, if we suppose a unit divided into...

The Elements of Arithmetic ... in which Decimal and Integral Arithmetic are ...

Pliny Earle Chase - 1844
...for a denominator ; as, 17, VA compound fraction may be reduced to a simple fraction, by multiplying all the numerators together for a new numerator, and all the denominators for a new denominator, as in Mental Arithmetic, Sect. XX. A fraction may be reduced to a decimal, by...

A New System of Arithmetic and Mathematics

James H. Porter - 1845 - 240 σελίδες
...rules in common arithmetic. First, We are required to reduce compound fractions to simple ones. Rule, Multiply all the numerators together for a new numerator,...all the denominators together for a new denominator ; then reduce all of these to their lowest terms. Reduce £ of f of -f- of -5*5- to a simple fraction....

A New Practical and Theoretical Arithemtic: In Which, in Addition to the ...

Horatio Nelson Robinson - 1845 - 288 σελίδες
...to improper fractions, and place a unit under whole numbers to put them in a fractional form. Then, multiply all the numerators together for a new numerator, and all the denominators fur a new denominator, and reduce to its lowest terms. But, skillful operators reduce by canceling,...

Watson's Tutor's assistant; or, Complete school arithmetic

William Watson (of Beverley.) - 1845 - 180 σελίδες
...100|i to an improper fraction. Ans. 3-f£'. To reduce a compound fraction to a single one. RULE. — 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. EXAMPLE. J . Reduce f of...

Smith and Duke's The American Statistical Arithmetic: Designed for Academies ...

Francis Henney Smith - 1845 - 282 σελίδες
...equivalent proper or improper fractions. II. Multiply each numerator by all the denominators except its own for a new numerator, and all the denominators together for a new denominator. EXAMPLES. 1. Reduce £, |, -| to fractions having the same or a com mon denominator. 1 X 4X 3=12, numerator...

The American Statistical Arithmetic: Designed for Academies and Schools

Francis Henney Smith - 1845 - 276 σελίδες
...equivalent proper or improper fractions. II. Multiply each numerator by all the denominators except its own for a new numerator, and all the denominators together for a new denominator. EXAMPLES. 1. Reduce J, f, -f to fractions having the same or a com mon denominator. 1 X 4X 3=12, numerator...

The elements of algebra

James Wood - 1845 - 287 σελίδες
...7 4 28 If there be more than two fractions to be multiplied together, a similar rule applies : — multiply all the numerators together for a new numerator, and all the denominators for a new denominator. 123 б 1 „ 1 .2 1 . 1 „3 1 -xx- = -=i;foriof5=-,andiofï=-. Compound fractions...

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

James Bates Thomson - 1846 - 336 σελίδες
...two numerators together and the two denominators. Hence, 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 T of •§• of f to a simple fraction. Ans. 3^4, or ^r. 47. Reduce J of ^ of T?g to a...

Welch's Improved American Arithmetic: Adapted to the Currency of the United ...

1846 - 218 σελίδες
...Invert the denominations between the given denomination, and the one to which you would reduce it ; then multiply all the numerators together for a new numerator,'...all the denominators together for a new denominator. Questions. — 1. How do you reduce fractions of a higher denomination to that of a lower, retaining...




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