Compare 70/21 and 6/54, Which fraction is greater?

Compare 70/21 and 6/54

1^st number: 3 7/21, 2^nd number: 6/54

70/21 is greater than 6/54

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,
70/21 = 70 × 18/21 × 18 = 1260/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
6/54 = 6 × 7/54 × 7 = 42/378
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
1260/378 > 42/378 or 70/21 > 6/54

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