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Answers.everydaycalculation.com » Compare fractions

Compare 20/15 and 84/36

1st number: 1 5/15, 2nd number: 2 12/36

20/15 is smaller than 84/36

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 15 × 12 = 180,
    20/15 = 20 × 12/15 × 12 = 240/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    84/36 = 84 × 5/36 × 5 = 420/180
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 240/180 < 420/180 or 20/15 < 84/36

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