Compare 90/35 and 21/63, Which fraction is greater?

Compare 90/35 and 21/63

1^st number: 2 20/35, 2^nd number: 21/63

90/35 is greater than 21/63

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 35 × 9 = 315,
90/35 = 90 × 9/35 × 9 = 810/315
Likewise, for the 2nd fraction, since 63 × 5 = 315,
21/63 = 21 × 5/63 × 5 = 105/315
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
810/315 > 105/315 or 90/35 > 21/63

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