Compare 81/14 and 30/15
1st number: 5 11/14, 2nd number: 2 0/15
81/14 is greater than 30/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
81/14 = 81 × 15/14 × 15 = 1215/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
30/15 = 30 × 14/15 × 14 = 420/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1215/210 > 420/210 or 81/14 > 30/15
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