Compare 3/54 and 15/81
3/54 is smaller than 15/81
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,
3/54 = 3 × 3/54 × 3 = 9/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
15/81 = 15 × 2/81 × 2 = 30/162 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 9/162 < 30/162 or 3/54 < 15/81
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