Compare 27/49 and 1/81, Which fraction is greater?

Compare 27/49 and 1/81

27/49 is greater than 1/81

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 81 is 3969

Next, find the equivalent fraction of both fractional numbers with denominator 3969
For the 1st fraction, since 49 × 81 = 3969,
27/49 = 27 × 81/49 × 81 = 2187/3969
Likewise, for the 2nd fraction, since 81 × 49 = 3969,
1/81 = 1 × 49/81 × 49 = 49/3969
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
2187/3969 > 49/3969 or 27/49 > 1/81

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