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Subtract 7/8 from 60/70

60/70 - 7/8 is -1/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 8 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    60/70 = 60 × 4/70 × 4 = 240/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    7/8 = 7 × 35/8 × 35 = 245/280
  4. Subtract the two like fractions:
    240/280 - 245/280 = 240 - 245/280 = -5/280
  5. After reducing the fraction, the answer is -1/56

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