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Subtract 15/10 from 3/56

1st number: 3/56, 2nd number: 1 5/10

3/56 - 15/10 is -81/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 10 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 56 × 5 = 280,
    3/56 = 3 × 5/56 × 5 = 15/280
  3. Likewise, for the 2nd fraction, since 10 × 28 = 280,
    15/10 = 15 × 28/10 × 28 = 420/280
  4. Subtract the two like fractions:
    15/280 - 420/280 = 15 - 420/280 = -405/280
  5. After reducing the fraction, the answer is -81/56

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