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Answers.everydaycalculation.com » Compare fractions

Compare 81/15 and 40/16

1st number: 5 6/15, 2nd number: 2 8/16

81/15 is greater than 40/16

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 16 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    81/15 = 81 × 16/15 × 16 = 1296/240
  3. Likewise, for the 2nd fraction, since 16 × 15 = 240,
    40/16 = 40 × 15/16 × 15 = 600/240
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 1296/240 > 600/240 or 81/15 > 40/16

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