Compare 25/8 and 15/81
1st number: 3 1/8, 2nd number: 15/81
25/8 is greater than 15/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 8 × 81 = 648,
25/8 = 25 × 81/8 × 81 = 2025/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
15/81 = 15 × 8/81 × 8 = 120/648 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2025/648 > 120/648 or 25/8 > 15/81
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