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Subtract 3/12 from 1/56

1/56 - 3/12 is -13/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 12 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 56 × 3 = 168,
    1/56 = 1 × 3/56 × 3 = 3/168
  3. Likewise, for the 2nd fraction, since 12 × 14 = 168,
    3/12 = 3 × 14/12 × 14 = 42/168
  4. Subtract the two like fractions:
    3/168 - 42/168 = 3 - 42/168 = -39/168
  5. After reducing the fraction, the answer is -13/56

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