Compare 21/54 and 56/49, Which fraction is greater?

Compare 21/54 and 56/49

1^st number: 21/54, 2^nd number: 1 7/49

21/54 is smaller than 56/49

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 49 is 2646

Next, find the equivalent fraction of both fractional numbers with denominator 2646
For the 1st fraction, since 54 × 49 = 2646,
21/54 = 21 × 49/54 × 49 = 1029/2646
Likewise, for the 2nd fraction, since 49 × 54 = 2646,
56/49 = 56 × 54/49 × 54 = 3024/2646
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
1029/2646 < 3024/2646 or 21/54 < 56/49

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad