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Answers.everydaycalculation.com » Compare fractions

Compare 45/36 and 72/18

1st number: 1 9/36, 2nd number: 4 0/18

45/36 is smaller than 72/18

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 36 × 1 = 36,
    45/36 = 45 × 1/36 × 1 = 45/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    72/18 = 72 × 2/18 × 2 = 144/36
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 45/36 < 144/36 or 45/36 < 72/18

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