Compare 81/27 and 18/12
1st number: 3 0/27, 2nd number: 1 6/12
81/27 is greater than 18/12
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 12 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
81/27 = 81 × 4/27 × 4 = 324/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
18/12 = 18 × 9/12 × 9 = 162/108 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 324/108 > 162/108 or 81/27 > 18/12
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