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Answers.everydaycalculation.com » Compare fractions

Compare 90/84 and 72/54

1st number: 1 6/84, 2nd number: 1 18/54

90/84 is smaller than 72/54

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 54 is 756

    Next, find the equivalent fraction of both fractional numbers with denominator 756
  2. For the 1st fraction, since 84 × 9 = 756,
    90/84 = 90 × 9/84 × 9 = 810/756
  3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
    72/54 = 72 × 14/54 × 14 = 1008/756
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 810/756 < 1008/756 or 90/84 < 72/54

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