Compare 90/42 and 6/72, Which fraction is greater?

Compare 90/42 and 6/72

1^st number: 2 6/42, 2^nd number: 6/72

90/42 is greater than 6/72

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 42 × 12 = 504,
90/42 = 90 × 12/42 × 12 = 1080/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
6/72 = 6 × 7/72 × 7 = 42/504
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
1080/504 > 42/504 or 90/42 > 6/72

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