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Answers.everydaycalculation.com » Compare fractions

Compare 75/40 and 8/21

1st number: 1 35/40, 2nd number: 8/21

75/40 is greater than 8/21

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 21 is 840
  2. For the 1st fraction, since 40 × 21 = 840,
    75/40 = 75 × 21/40 × 21 = 1575/840
  3. Likewise, for the 2nd fraction, since 21 × 40 = 840,
    8/21 = 8 × 40/21 × 40 = 320/840
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 1575/840 > 320/840 or 75/40 > 8/21

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