Compare 21/63 and 98/84, Which fraction is greater?

Compare 21/63 and 98/84

1^st number: 21/63, 2^nd number: 1 14/84

21/63 is smaller than 98/84

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 84 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 63 × 4 = 252,
21/63 = 21 × 4/63 × 4 = 84/252
Likewise, for the 2nd fraction, since 84 × 3 = 252,
98/84 = 98 × 3/84 × 3 = 294/252
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
84/252 < 294/252 or 21/63 < 98/84

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