Compare 14/42 and 15/81
14/42 is greater than 15/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 81 is 1134
Next, find the equivalent fraction of both fractional numbers with denominator 1134 - For the 1st fraction, since 42 × 27 = 1134,
14/42 = 14 × 27/42 × 27 = 378/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
15/81 = 15 × 14/81 × 14 = 210/1134 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 378/1134 > 210/1134 or 14/42 > 15/81
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