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If the numerator and denominator of each fraction is multiplied (or divided) by the same number, the value of the fraction will not change.
School Arithmetic: Primary Book - Σελίδα 216
των John Marvin Colaw, John Kelley Ellwood - 1900 - 271 σελίδες
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A Practical Arithmetic

George Albert Wentworth, Thomas Hill - 1882 - 351 σελίδες
...15, 23, respectively. 259. If the numerator and denominator of a fraction be both multiplied or both divided by the same number, the value of the fraction is not altered. A\ ii II LJ IL CDEF Thus, if the line AB be divided into 5 equal parts at the points C, D,...

Elementary algebra. To which is now added an appendix

James Hamblin Smith - 1883
...number, the value of the fraction is not altered. II. If the numerator and denominator of a fraction be divided by the same number, the value of the fraction is not altered. 149. To make the important Theorem established in the preceding Article more clear, we shall...

Recapitulatory examples in arithmetic

Alfred Hiley - 1882 - 149 σελίδες
...telegraph wire at £11 10s. per mile. (717) Prove that if the numerator and denominator of a fraction be divided by the same number, the value of the fraction is not altered. Eeduce -ffifc, ^ffiz to tneir lowest terms, and express their difference as a decimal. (718)...

Key to White's New Complete Arithmetic: For Teachers

Emerson Elbridge White - 1884 - 129 σελίδες
...1 or unity, as f , the value of the fraction will not be changed. If both terms of any fraction be multiplied or divided by the same number, the value of the fraction will not be changed. Page SO, 59. 21£ A. + Щ A. + 45| A. + 56f A. + 29£ A. = 188| A. 60. 786J sq....

Oxford and Cambridge local examinations in arithmetic, the papers set ...

Richard Oscar T. Thorpe - 1885
...telegraph-wire, at £11. 10s. per mile. 3. Prove that if the numerator and denominator of a fraction be divided by the same number, the value of the fraction is not altered. 595 1547 Reduce ....-.. , K^TO to their lowest terms and express their difference as a decimal....

Arithmetic

A G. Blake - 1885
...the fraction. In exactly the same way it may be shown that if the numerator and denominator are both divided by the same number, the value of the fraction is not altered. A fraction is IN ITS LOWEST TERMS when the numerator and denominator are prime to one another....

The Natural Arithmetic: Specially Prepared for Elementary Schools

Zalmon Richards - 1885 - 122 σελίδες
...or value of the parts, or by dividing the denominator. But if the numerator and denominator lie each multiplied or divided by the same number, the value of the fraction remains unchanged. Reason. — Multiplying the numerator increases the number of parts taken a certain...

A Grammar Shcool Arithmetic

George Albert Wentworth - 1886 - 372 σελίδες
...FRACTIONS TO LOWEE TEEMS. 115. If the numerator and denominator of a fraction be both multiplied or both divided by the same number, the value of the fraction is not altered. J ii 1 ii I ii I ii I ii lff CDEF Thus, if the line AB be divided into 5 equal parts at the...

Shorter Course in Algebra

George Albert Wentworth - 1886 - 165 σελίδες
...the same number, the value of the fraction is not altered. II. If the numerator and denominator be divided by the same number, the value of the fraction is not altered. Hence, to reduce a fraction to lower terms, Divide the numerator and denominator by any common...

A High School Arithmetic

George Albert Wentworth - 1888 - 362 σελίδες
...15, 23, respectively. 259. If the numerator and denominator of a fraction be both multiplied or both divided by the same number, the value of the fraction is not altered. A\ ii I ii I ii I ii I ii IB CDEF Thus, if the line AS be divided into 5 equal parts at the...