Compare 30/81 and 3/63, Which fraction is greater?

Compare 30/81 and 3/63

30/81 is greater than 3/63

Find the least common denominator or LCM of the two denominators:
LCM of 81 and 63 is 567

Next, find the equivalent fraction of both fractional numbers with denominator 567
For the 1st fraction, since 81 × 7 = 567,
30/81 = 30 × 7/81 × 7 = 210/567
Likewise, for the 2nd fraction, since 63 × 9 = 567,
3/63 = 3 × 9/63 × 9 = 27/567
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
210/567 > 27/567 or 30/81 > 3/63

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