Compare 63/72 and 81/49, Which fraction is greater?

Compare 63/72 and 81/49

1^st number: 63/72, 2^nd number: 1 32/49

63/72 is smaller than 81/49

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 49 is 3528

Next, find the equivalent fraction of both fractional numbers with denominator 3528
For the 1st fraction, since 72 × 49 = 3528,
63/72 = 63 × 49/72 × 49 = 3087/3528
Likewise, for the 2nd fraction, since 49 × 72 = 3528,
81/49 = 81 × 72/49 × 72 = 5832/3528
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
3087/3528 < 5832/3528 or 63/72 < 81/49

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