Compare 15/56 and 18/15, Which fraction is greater?

Compare 15/56 and 18/15

1^st number: 15/56, 2^nd number: 1 3/15

15/56 is smaller than 18/15

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 15 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 56 × 15 = 840,
15/56 = 15 × 15/56 × 15 = 225/840
Likewise, for the 2nd fraction, since 15 × 56 = 840,
18/15 = 18 × 56/15 × 56 = 1008/840
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
225/840 < 1008/840 or 15/56 < 18/15

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