Why we compare by making denominator same not by making numerator same?QUES.2/5( )8/1112

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Q. To compare two fractions, we make their denominators the same. Compare

\frac{3}{5} and \frac{5}{8}

To make their denominators the same,

\frac{3}{5}

must be multiplied and divided by _____ and

\frac{5}{8}

must be multiplied and divided by . Once the denominators are same we get,

\frac{3}{5}

\frac{5}{8}

Q. A fraction is such that if the numerator is multiplied by 3 and the denominator is reduced by 3, we get

\frac{8}{11}

, but if the numerator is increased by 8 and the denominator is doubled, we get

\frac{2}{5}

. Find the fraction.

If the numerator of a fraction is increased by 2 and the denominator by 1, it becomes 5/8 and if the numerator and denominator of the same fraction are each increased by 1, the fraction becomes 1/2. Find the fraction.

Q. If the numerator and denominator of a fraction are increased by "1" and "3" respectively, the fraction becomes 1/2. What is the fraction, if the increase of 2 in the numerator and 7 in the denominator makes it 2/5 ?

Q. The denominator of a fraction is greater than the numerator by 8. If we take the numerator as N and the denominator as D, how do we represent the relation between the numerator and the denominator?

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