Compare 21/64 and 7/3, Which fraction is greater?

Compare 21/64 and 7/3

1^st number: 21/64, 2^nd number: 2 1/3

21/64 is smaller than 7/3

Find the least common denominator or LCM of the two denominators:
LCM of 64 and 3 is 192

Next, find the equivalent fraction of both fractional numbers with denominator 192
For the 1st fraction, since 64 × 3 = 192,
21/64 = 21 × 3/64 × 3 = 63/192
Likewise, for the 2nd fraction, since 3 × 64 = 192,
7/3 = 7 × 64/3 × 64 = 448/192
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
63/192 < 448/192 or 21/64 < 7/3

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