Compare 54/12 and 7/90, Which fraction is greater?

Compare 54/12 and 7/90

1^st number: 4 6/12, 2^nd number: 7/90

54/12 is greater than 7/90

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 90 is 180

Next, find the equivalent fraction of both fractional numbers with denominator 180
For the 1st fraction, since 12 × 15 = 180,
54/12 = 54 × 15/12 × 15 = 810/180
Likewise, for the 2nd fraction, since 90 × 2 = 180,
7/90 = 7 × 2/90 × 2 = 14/180
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
810/180 > 14/180 or 54/12 > 7/90

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