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Answers.everydaycalculation.com » Compare fractions

Compare 20/25 and 18/40

20/25 is greater than 18/40

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 40 is 200

    Next, find the equivalent fraction of both fractional numbers with denominator 200
  2. For the 1st fraction, since 25 × 8 = 200,
    20/25 = 20 × 8/25 × 8 = 160/200
  3. Likewise, for the 2nd fraction, since 40 × 5 = 200,
    18/40 = 18 × 5/40 × 5 = 90/200
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 160/200 > 90/200 or 20/25 > 18/40

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