Compare 18/14 and 56/21, Which fraction is greater?

Compare 18/14 and 56/21

1^st number: 1 4/14, 2^nd number: 2 14/21

18/14 is smaller than 56/21

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 21 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 14 × 3 = 42,
18/14 = 18 × 3/14 × 3 = 54/42
Likewise, for the 2nd fraction, since 21 × 2 = 42,
56/21 = 56 × 2/21 × 2 = 112/42
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
54/42 < 112/42 or 18/14 < 56/21

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