Compare 75/63 and 4/90, Which fraction is greater?

Compare 75/63 and 4/90

1^st number: 1 12/63, 2^nd number: 4/90

75/63 is greater than 4/90

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 90 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 63 × 10 = 630,
75/63 = 75 × 10/63 × 10 = 750/630
Likewise, for the 2nd fraction, since 90 × 7 = 630,
4/90 = 4 × 7/90 × 7 = 28/630
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
750/630 > 28/630 or 75/63 > 4/90

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