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Answers.everydaycalculation.com » Compare fractions

Compare 54/63 and 90/84

1st number: 54/63, 2nd number: 1 6/84

54/63 is smaller than 90/84

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 84 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 63 × 4 = 252,
    54/63 = 54 × 4/63 × 4 = 216/252
  3. Likewise, for the 2nd fraction, since 84 × 3 = 252,
    90/84 = 90 × 3/84 × 3 = 270/252
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 216/252 < 270/252 or 54/63 < 90/84

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