Compare 6/45 and 54/42, Which fraction is greater?

Compare 6/45 and 54/42

1^st number: 6/45, 2^nd number: 1 12/42

6/45 is smaller than 54/42

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

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 45 × 14 = 630,
6/45 = 6 × 14/45 × 14 = 84/630
Likewise, for the 2nd fraction, since 42 × 15 = 630,
54/42 = 54 × 15/42 × 15 = 810/630
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
84/630 < 810/630 or 6/45 < 54/42

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