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Answers.everydaycalculation.com » Compare fractions

Compare 7/80 and 1/42

7/80 is greater than 1/42

Steps for comparing fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 1680
  2. For the 1st fraction, since 80 × 21 = 1680,
    7/80 = 7 × 21/80 × 21 = 147/1680
  3. Likewise, for the 2nd fraction, since 42 × 40 = 1680,
    1/42 = 1 × 40/42 × 40 = 40/1680
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 147/1680 > 40/1680 or 7/80 > 1/42

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