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Answers.everydaycalculation.com » Compare fractions

Compare 45/36 and 84/20

1st number: 1 9/36, 2nd number: 4 4/20

45/36 is smaller than 84/20

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 20 is 180
  2. For the 1st fraction, since 36 × 5 = 180,
    45/36 = 45 × 5/36 × 5 = 225/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    84/20 = 84 × 9/20 × 9 = 756/180
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 225/180 < 756/180 or 45/36 < 84/20

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