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Subtract 9/45 from 3/27

3/27 - 9/45 is -4/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 45 is 135

    Next, find the equivalent fraction of both fractional numbers with denominator 135
  2. For the 1st fraction, since 27 × 5 = 135,
    3/27 = 3 × 5/27 × 5 = 15/135
  3. Likewise, for the 2nd fraction, since 45 × 3 = 135,
    9/45 = 9 × 3/45 × 3 = 27/135
  4. Subtract the two like fractions:
    15/135 - 27/135 = 15 - 27/135 = -12/135
  5. After reducing the fraction, the answer is -4/45

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