Compare 63/4 and 45/72, Which fraction is greater?

Compare 63/4 and 45/72

1^st number: 15 3/4, 2^nd number: 45/72

63/4 is greater than 45/72

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 4 × 18 = 72,
63/4 = 63 × 18/4 × 18 = 1134/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
45/72 = 45 × 1/72 × 1 = 45/72
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
1134/72 > 45/72 or 63/4 > 45/72

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