Compare 6/54 and 18/81
6/54 is smaller than 18/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 54 × 3 = 162,
6/54 = 6 × 3/54 × 3 = 18/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
18/81 = 18 × 2/81 × 2 = 36/162 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/162 < 36/162 or 6/54 < 18/81
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