Compare 84/32 and 20/81, Which fraction is greater?

Compare 84/32 and 20/81

1^st number: 2 20/32, 2^nd number: 20/81

84/32 is greater than 20/81

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 81 is 2592

Next, find the equivalent fraction of both fractional numbers with denominator 2592
For the 1st fraction, since 32 × 81 = 2592,
84/32 = 84 × 81/32 × 81 = 6804/2592
Likewise, for the 2nd fraction, since 81 × 32 = 2592,
20/81 = 20 × 32/81 × 32 = 640/2592
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
6804/2592 > 640/2592 or 84/32 > 20/81

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