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Answers.everydaycalculation.com » Compare fractions

Compare 21/40 and 27/75

21/40 is greater than 27/75

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 75 is 600
  2. For the 1st fraction, since 40 × 15 = 600,
    21/40 = 21 × 15/40 × 15 = 315/600
  3. Likewise, for the 2nd fraction, since 75 × 8 = 600,
    27/75 = 27 × 8/75 × 8 = 216/600
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 315/600 > 216/600 or 21/40 > 27/75

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