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Answers.everydaycalculation.com » Compare fractions

Compare 10/25 and 20/40

10/25 is smaller than 20/40

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,
    10/25 = 10 × 8/25 × 8 = 80/200
  3. Likewise, for the 2nd fraction, since 40 × 5 = 200,
    20/40 = 20 × 5/40 × 5 = 100/200
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 80/200 < 100/200 or 10/25 < 20/40

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