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Subtract 25/20 from 1/56

1st number: 1/56, 2nd number: 1 5/20

1/56 - 25/20 is -69/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 20 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 56 × 5 = 280,
    1/56 = 1 × 5/56 × 5 = 5/280
  3. Likewise, for the 2nd fraction, since 20 × 14 = 280,
    25/20 = 25 × 14/20 × 14 = 350/280
  4. Subtract the two like fractions:
    5/280 - 350/280 = 5 - 350/280 = -345/280
  5. After reducing the fraction, the answer is -69/56

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