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Answers.everydaycalculation.com » Compare fractions

Compare 20/8 and 2/81

1st number: 2 4/8, 2nd number: 2/81

20/8 is greater than 2/81

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 81 is 648

    Next, find the equivalent fraction of both fractional numbers with denominator 648
  2. For the 1st fraction, since 8 × 81 = 648,
    20/8 = 20 × 81/8 × 81 = 1620/648
  3. Likewise, for the 2nd fraction, since 81 × 8 = 648,
    2/81 = 2 × 8/81 × 8 = 16/648
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 1620/648 > 16/648 or 20/8 > 2/81

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