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Subtract 60/81 from 4/45

4/45 - 60/81 is -88/135.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 81 is 405

    Next, find the equivalent fraction of both fractional numbers with denominator 405
  2. For the 1st fraction, since 45 × 9 = 405,
    4/45 = 4 × 9/45 × 9 = 36/405
  3. Likewise, for the 2nd fraction, since 81 × 5 = 405,
    60/81 = 60 × 5/81 × 5 = 300/405
  4. Subtract the two like fractions:
    36/405 - 300/405 = 36 - 300/405 = -264/405
  5. After reducing the fraction, the answer is -88/135

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