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Answers.everydaycalculation.com » Compare fractions

Compare 7/81 and 48/80

7/81 is smaller than 48/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 80 is 6480
  2. For the 1st fraction, since 81 × 80 = 6480,
    7/81 = 7 × 80/81 × 80 = 560/6480
  3. Likewise, for the 2nd fraction, since 80 × 81 = 6480,
    48/80 = 48 × 81/80 × 81 = 3888/6480
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 560/6480 < 3888/6480 or 7/81 < 48/80

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