Compare 20/12 and 21/24
1st number: 1 8/12, 2nd number: 21/24
20/12 is greater than 21/24
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
20/12 = 20 × 2/12 × 2 = 40/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
21/24 = 21 × 1/24 × 1 = 21/24 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 40/24 > 21/24 or 20/12 > 21/24
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