Compare 30/2 and 9/81, Which fraction is greater?

Compare 30/2 and 9/81

1^st number: 15 0/2, 2^nd number: 9/81

30/2 is greater than 9/81

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 81 is 162

Next, find the equivalent fraction of both fractional numbers with denominator 162
For the 1st fraction, since 2 × 81 = 162,
30/2 = 30 × 81/2 × 81 = 2430/162
Likewise, for the 2nd fraction, since 81 × 2 = 162,
9/81 = 9 × 2/81 × 2 = 18/162
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
2430/162 > 18/162 or 30/2 > 9/81

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