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Answers.everydaycalculation.com » Compare fractions

Compare 90/27 and 81/49

1st number: 3 9/27, 2nd number: 1 32/49

90/27 is greater than 81/49

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 49 is 1323

    Next, find the equivalent fraction of both fractional numbers with denominator 1323
  2. For the 1st fraction, since 27 × 49 = 1323,
    90/27 = 90 × 49/27 × 49 = 4410/1323
  3. Likewise, for the 2nd fraction, since 49 × 27 = 1323,
    81/49 = 81 × 27/49 × 27 = 2187/1323
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 4410/1323 > 2187/1323 or 90/27 > 81/49

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