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Subtract 6/81 from 27/5

1st number: 5 2/5, 2nd number: 6/81

27/5 - 6/81 is 719/135.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 81 is 405

    Next, find the equivalent fraction of both fractional numbers with denominator 405
  2. For the 1st fraction, since 5 × 81 = 405,
    27/5 = 27 × 81/5 × 81 = 2187/405
  3. Likewise, for the 2nd fraction, since 81 × 5 = 405,
    6/81 = 6 × 5/81 × 5 = 30/405
  4. Subtract the two like fractions:
    2187/405 - 30/405 = 2187 - 30/405 = 2157/405
  5. After reducing the fraction, the answer is 719/135
  6. In mixed form: 544/135

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