Compare 28/56 and 72/18, Which fraction is greater?

Compare 28/56 and 72/18

1^st number: 28/56, 2^nd number: 4 0/18

28/56 is smaller than 72/18

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 18 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 56 × 9 = 504,
28/56 = 28 × 9/56 × 9 = 252/504
Likewise, for the 2nd fraction, since 18 × 28 = 504,
72/18 = 72 × 28/18 × 28 = 2016/504
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
252/504 < 2016/504 or 28/56 < 72/18

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