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Answers.everydaycalculation.com » Compare fractions

Compare 36/20 and 18/42

1st number: 1 16/20, 2nd number: 18/42

36/20 is greater than 18/42

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 42 is 420
  2. For the 1st fraction, since 20 × 21 = 420,
    36/20 = 36 × 21/20 × 21 = 756/420
  3. Likewise, for the 2nd fraction, since 42 × 10 = 420,
    18/42 = 18 × 10/42 × 10 = 180/420
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 756/420 > 180/420 or 36/20 > 18/42

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