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Βιβλία Βιβλία 121 - 130 από 177 για Reduce compound fractions to simple ones, and mixt numbers to improper fractions....
" Reduce compound fractions to simple ones, and mixt numbers to improper fractions ; then multiply the numerators together for a new numerator, and the denominators for. a new denominator. "
The New Federal Calculator, Or, Scholar's Assistant: Containing the Most ... - Σελίδα 134
των Thomas Tucker Smiley - 1825 - 180 σελίδες
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Ray's Elementary Arithmetic: Embracing Mental and Written Exercises, for ...

Joseph Ray - 1879 - 192 σελίδες
...numerator of the divisor for the denominator of the quotient. Hence, the Rule. — Invert the divisor, multiply the numerators together for a new numerator, and the denominators for a new denominator. NOTE. — The fraction f inverted becomes f ; J becomes f, etc. The object of inverting the fraction...

Elementary arithmetic and how to teach it

George Ricks - 1879 - 349 σελίδες
...to E irr s А в ; .-. j oí „ = 2 ог ТоHence the rule: To multiply a fraction by a fraction, multiply the numerators together for a new numerator, and the denominators for a new denominator. If the multipliers or multiplicands are mixed numbers, reduce to improper fractions before multiplying....

Bradbury's Eaton's Practical Arithmetic: Combining Oral and Written Exercises

William Frothingham Bradbury - 1879 - 374 σελίδες
...Art. 118 b, i^-s-4 = у X - = 28 , Ans. W, Ans. Hence, • To multiply a fraction by a fraction, Role. Multiply the numerators together for a new numerator, and the denominators for a new denominator. NOTE 1. As a mixed number can be reduced to an improper fraction (Art. 131), and an integer expressed...

New Elementary Arithmetic: Embracing Mental and Written Exercises for ...

Benjamin Greenleaf - 1879 - 224 σελίδες
...of a fraction called ? What is the multiplying of a fraction by a fraction equivalent to ? Rule.— Multiply the numerators together for a new numerator, and the denominators for a new denominator. Examples, Multiply 2- t by !, Ans. T8T. 3- TT by i- Ans- iV4. fbyf. Ans. §. 5. -U bv S. 6. £ of f...

New Elementary Algebra: Designed for the Use of High Schools and Academies

Benjamin Greenleaf - 1879 - 336 σελίδες
...operation might have been performed in the same manner as in the second example. Hence the RULE. Muliiply the numerators together for a new numerator, and the denominators for a new denominator. NOTE 1. When either of the factors is an entire or mixed quantity, it may be best to reduce it to an...

A Practical Arithmetic: Designed for Grammar Schools and Academies

George E. Seymour - 1880 - 310 σελίδες
...of |, or T6j. PRACTICAL ARITHMETIC. RULE. — Multiply the numerators of all the several fractions together for a new numerator, and the denominators for a new denominator. Suggestion. — The work may be often abbreviated by Indicating the multiplication and cancelling the...

Arithmetic. [With] Key

Montagu H. Foster - 1881
...From 19| take 7f. CASE IX. MULTIPLICATION OF FRACTIONS. Reduce mixed numbers to improper fractions. Multiply the numerators together for a new numerator, and the denominators for a new denominator. Ex. Multiply 2| by \ of | of f. i ¿™- iD EXAMPLES. XXXV. Multiply together 1 7 Я L- T5> ТГ5О...

Arithmetic for pupil teachers

George Ricks - 1881
...or 1 2 3 44 24 From these examples we deduce the rule for multiplying a fraction by a fraction : — Multiply the numerators together for a new numerator, and the denominators for a new denominator. Ex. 4. Find the value of 3f x Ц x 3f. When there are mixed quantities we must reduce to improper fractions....

Mercantile Arithmetic for Book-keepers, Schools and Colleges

Richard Nelson - 1881
...316, 730.5, 387 ,8S, 365.3. 229. To multiply one fraction by another, the numerators may be multiplied together for a new numerator and the denominators for a new denominator. 21- !X$=/r " f Here" 5 is multiplied by 3, giving 6 thirds; but this 3 being sevenths, G thirds is...

The Practical Teacher, Τόμος 2

1883
...for any numbers. Divide 20' (a) Rule. 'Invert the divisor and proceed as in Multiplication (that is, invert the divisor, and multiply the numerators together for a new numerator, and the denominators together for a new denominator).' Kor if — and e- be the proposed fractions, and we suppose £= x...




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