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Subtract 3/81 from 3/75

3/75 - 3/81 is 2/675.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 81 is 2025
  2. For the 1st fraction, since 75 × 27 = 2025,
    3/75 = 3 × 27/75 × 27 = 81/2025
  3. Likewise, for the 2nd fraction, since 81 × 25 = 2025,
    3/81 = 3 × 25/81 × 25 = 75/2025
  4. Subtract the two fractions:
    81/2025 - 75/2025 = 81 - 75/2025 = 6/2025
  5. After reducing the fraction, the answer is 2/675

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