Compare 45/63 and 81/49, Which fraction is greater?

Compare 45/63 and 81/49

1^st number: 45/63, 2^nd number: 1 32/49

45/63 is smaller than 81/49

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 49 is 441

Next, find the equivalent fraction of both fractional numbers with denominator 441
For the 1st fraction, since 63 × 7 = 441,
45/63 = 45 × 7/63 × 7 = 315/441
Likewise, for the 2nd fraction, since 49 × 9 = 441,
81/49 = 81 × 9/49 × 9 = 729/441
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
315/441 < 729/441 or 45/63 < 81/49

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