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Answers.everydaycalculation.com » Compare fractions

Compare 6/40 and 18/72

6/40 is smaller than 18/72

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 72 is 360
  2. For the 1st fraction, since 40 × 9 = 360,
    6/40 = 6 × 9/40 × 9 = 54/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    18/72 = 18 × 5/72 × 5 = 90/360
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 54/360 < 90/360 or 6/40 < 18/72

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