Compare 30/28 and 42/27, Which fraction is greater?

Compare 30/28 and 42/27

1^st number: 1 2/28, 2^nd number: 1 15/27

30/28 is smaller than 42/27

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 27 is 756

Next, find the equivalent fraction of both fractional numbers with denominator 756
For the 1st fraction, since 28 × 27 = 756,
30/28 = 30 × 27/28 × 27 = 810/756
Likewise, for the 2nd fraction, since 27 × 28 = 756,
42/27 = 42 × 28/27 × 28 = 1176/756
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
810/756 < 1176/756 or 30/28 < 42/27

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