Compare 2/12 and 5/81
2/12 is greater than 5/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 12 × 27 = 324,
2/12 = 2 × 27/12 × 27 = 54/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
5/81 = 5 × 4/81 × 4 = 20/324 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 54/324 > 20/324 or 2/12 > 5/81
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