Compare 21/7 and 56/45, Which fraction is greater?

Compare 21/7 and 56/45

1^st number: 3 0/7, 2^nd number: 1 11/45

21/7 is greater than 56/45

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 7 × 45 = 315,
21/7 = 21 × 45/7 × 45 = 945/315
Likewise, for the 2nd fraction, since 45 × 7 = 315,
56/45 = 56 × 7/45 × 7 = 392/315
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
945/315 > 392/315 or 21/7 > 56/45

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