Compare 98/81 and 48/40
1st number: 1 17/81, 2nd number: 1 8/40
98/81 is greater than 48/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 40 is 3240
Next, find the equivalent fraction of both fractional numbers with denominator 3240 - For the 1st fraction, since 81 × 40 = 3240,
98/81 = 98 × 40/81 × 40 = 3920/3240 - Likewise, for the 2nd fraction, since 40 × 81 = 3240,
48/40 = 48 × 81/40 × 81 = 3888/3240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 3920/3240 > 3888/3240 or 98/81 > 48/40
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