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Subtract 15/24 from 7/12

7/12 - 15/24 is -1/24.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 24 is 24

    Next, find the equivalent fraction of both fractional numbers with denominator 24
  2. For the 1st fraction, since 12 × 2 = 24,
    7/12 = 7 × 2/12 × 2 = 14/24
  3. Likewise, for the 2nd fraction, since 24 × 1 = 24,
    15/24 = 15 × 1/24 × 1 = 15/24
  4. Subtract the two like fractions:
    14/24 - 15/24 = 14 - 15/24 = -1/24

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