Compare 90/12 and 81/14
1st number: 7 6/12, 2nd number: 5 11/14
90/12 is greater than 81/14
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
90/12 = 90 × 7/12 × 7 = 630/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
81/14 = 81 × 6/14 × 6 = 486/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 630/84 > 486/84 or 90/12 > 81/14
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