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Answers.everydaycalculation.com » Compare fractions

Compare 10/15 and 84/18

1st number: 10/15, 2nd number: 4 12/18

10/15 is smaller than 84/18

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 18 is 90
  2. For the 1st fraction, since 15 × 6 = 90,
    10/15 = 10 × 6/15 × 6 = 60/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    84/18 = 84 × 5/18 × 5 = 420/90
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 60/90 < 420/90 or 10/15 < 84/18

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