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Answers.everydaycalculation.com » Compare fractions

Compare 18/50 and 20/80

18/50 is greater than 20/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 80 is 400

    Next, find the equivalent fraction of both fractional numbers with denominator 400
  2. For the 1st fraction, since 50 × 8 = 400,
    18/50 = 18 × 8/50 × 8 = 144/400
  3. Likewise, for the 2nd fraction, since 80 × 5 = 400,
    20/80 = 20 × 5/80 × 5 = 100/400
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 144/400 > 100/400 or 18/50 > 20/80

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