Compare 18/45 and 49/18, Which fraction is greater?

Compare 18/45 and 49/18

1^st number: 18/45, 2^nd number: 2 13/18

18/45 is smaller than 49/18

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 18 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 45 × 2 = 90,
18/45 = 18 × 2/45 × 2 = 36/90
Likewise, for the 2nd fraction, since 18 × 5 = 90,
49/18 = 49 × 5/18 × 5 = 245/90
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
36/90 < 245/90 or 18/45 < 49/18

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