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Subtract 15/8 from 75/56

1st number: 1 19/56, 2nd number: 1 7/8

75/56 - 15/8 is -15/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 8 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 56 × 1 = 56,
    75/56 = 75 × 1/56 × 1 = 75/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    15/8 = 15 × 7/8 × 7 = 105/56
  4. Subtract the two like fractions:
    75/56 - 105/56 = 75 - 105/56 = -30/56
  5. After reducing the fraction, the answer is -15/28

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