Compare 63/45 and 9/42, Which fraction is greater?

Compare 63/45 and 9/42

1^st number: 1 18/45, 2^nd number: 9/42

63/45 is greater than 9/42

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,
63/45 = 63 × 14/45 × 14 = 882/630
Likewise, for the 2nd fraction, since 42 × 15 = 630,
9/42 = 9 × 15/42 × 15 = 135/630
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
882/630 > 135/630 or 63/45 > 9/42

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