Compare 5/7 and 15/27
5/7 is greater than 15/27
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 7 × 27 = 189,
5/7 = 5 × 27/7 × 27 = 135/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
15/27 = 15 × 7/27 × 7 = 105/189 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 135/189 > 105/189 or 5/7 > 15/27
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