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Answers.everydaycalculation.com » Compare fractions

Compare 28/84 and 8/81

28/84 is greater than 8/81

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 81 is 2268

    Next, find the equivalent fraction of both fractional numbers with denominator 2268
  2. For the 1st fraction, since 84 × 27 = 2268,
    28/84 = 28 × 27/84 × 27 = 756/2268
  3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
    8/81 = 8 × 28/81 × 28 = 224/2268
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 756/2268 > 224/2268 or 28/84 > 8/81

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