Compare 45/56 and 48/21, Which fraction is greater?

Compare 45/56 and 48/21

1^st number: 45/56, 2^nd number: 2 6/21

45/56 is smaller than 48/21

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 21 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 56 × 3 = 168,
45/56 = 45 × 3/56 × 3 = 135/168
Likewise, for the 2nd fraction, since 21 × 8 = 168,
48/21 = 48 × 8/21 × 8 = 384/168
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
135/168 < 384/168 or 45/56 < 48/21

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