Compare 84/21 and 10/54, Which fraction is greater?

Compare 84/21 and 10/54

1^st number: 4 0/21, 2^nd number: 10/54

84/21 is greater than 10/54

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 54 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 21 × 18 = 378,
84/21 = 84 × 18/21 × 18 = 1512/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
10/54 = 10 × 7/54 × 7 = 70/378
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
1512/378 > 70/378 or 84/21 > 10/54

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