Compare 20/24 and 21/10, Which fraction is greater?

Compare 20/24 and 21/10

1^st number: 20/24, 2^nd number: 2 1/10

20/24 is smaller than 21/10

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 10 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 24 × 5 = 120,
20/24 = 20 × 5/24 × 5 = 100/120
Likewise, for the 2nd fraction, since 10 × 12 = 120,
21/10 = 21 × 12/10 × 12 = 252/120
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
100/120 < 252/120 or 20/24 < 21/10

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