Compare 21/5 and 15/24
1st number: 4 1/5, 2nd number: 15/24
21/5 is greater than 15/24
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 5 × 24 = 120,
21/5 = 21 × 24/5 × 24 = 504/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
15/24 = 15 × 5/24 × 5 = 75/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 504/120 > 75/120 or 21/5 > 15/24
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