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Answers.everydaycalculation.com » Compare fractions

Compare 50/15 and 81/30

1st number: 3 5/15, 2nd number: 2 21/30

50/15 is greater than 81/30

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 30 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 15 × 2 = 30,
    50/15 = 50 × 2/15 × 2 = 100/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    81/30 = 81 × 1/30 × 1 = 81/30
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 100/30 > 81/30 or 50/15 > 81/30

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