Compare 21/35 and 35/70, Which fraction is greater?

Compare 21/35 and 35/70

21/35 is greater than 35/70

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 70 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 35 × 2 = 70,
21/35 = 21 × 2/35 × 2 = 42/70
Likewise, for the 2nd fraction, since 70 × 1 = 70,
35/70 = 35 × 1/70 × 1 = 35/70
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
42/70 > 35/70 or 21/35 > 35/70

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