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Subtract 15/18 from 5/12

5/12 - 15/18 is -5/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 12 × 3 = 36,
    5/12 = 5 × 3/12 × 3 = 15/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    15/18 = 15 × 2/18 × 2 = 30/36
  4. Subtract the two like fractions:
    15/36 - 30/36 = 15 - 30/36 = -15/36
  5. After reducing the fraction, the answer is -5/12

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