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Answers.everydaycalculation.com » Compare fractions

Compare 20/42 and 14/80

20/42 is greater than 14/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 80 is 1680

    Next, find the equivalent fraction of both fractional numbers with denominator 1680
  2. For the 1st fraction, since 42 × 40 = 1680,
    20/42 = 20 × 40/42 × 40 = 800/1680
  3. Likewise, for the 2nd fraction, since 80 × 21 = 1680,
    14/80 = 14 × 21/80 × 21 = 294/1680
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 800/1680 > 294/1680 or 20/42 > 14/80

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