Compare 3/42 and 56/45, Which fraction is greater?

Compare 3/42 and 56/45

1^st number: 3/42, 2^nd number: 1 11/45

3/42 is smaller than 56/45

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 45 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 42 × 15 = 630,
3/42 = 3 × 15/42 × 15 = 45/630
Likewise, for the 2nd fraction, since 45 × 14 = 630,
56/45 = 56 × 14/45 × 14 = 784/630
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
45/630 < 784/630 or 3/42 < 56/45

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