Compare 45/18 and 21/98, Which fraction is greater?

Compare 45/18 and 21/98

1^st number: 2 9/18, 2^nd number: 21/98

45/18 is greater than 21/98

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 98 is 882

Next, find the equivalent fraction of both fractional numbers with denominator 882
For the 1st fraction, since 18 × 49 = 882,
45/18 = 45 × 49/18 × 49 = 2205/882
Likewise, for the 2nd fraction, since 98 × 9 = 882,
21/98 = 21 × 9/98 × 9 = 189/882
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
2205/882 > 189/882 or 45/18 > 21/98

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