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Subtract 30/36 from 1/27

1/27 - 30/36 is -43/54.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 36 is 108

    Next, find the equivalent fraction of both fractional numbers with denominator 108
  2. For the 1st fraction, since 27 × 4 = 108,
    1/27 = 1 × 4/27 × 4 = 4/108
  3. Likewise, for the 2nd fraction, since 36 × 3 = 108,
    30/36 = 30 × 3/36 × 3 = 90/108
  4. Subtract the two like fractions:
    4/108 - 90/108 = 4 - 90/108 = -86/108
  5. After reducing the fraction, the answer is -43/54

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