Compare 90/7 and 1/18, Which fraction is greater?

Compare 90/7 and 1/18

1^st number: 12 6/7, 2^nd number: 1/18

90/7 is greater than 1/18

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 7 × 18 = 126,
90/7 = 90 × 18/7 × 18 = 1620/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
1/18 = 1 × 7/18 × 7 = 7/126
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
1620/126 > 7/126 or 90/7 > 1/18

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