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Subtract 7/8 from 56/70

56/70 - 7/8 is -3/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 8 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    56/70 = 56 × 4/70 × 4 = 224/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    7/8 = 7 × 35/8 × 35 = 245/280
  4. Subtract the two fractions:
    224/280 - 245/280 = 224 - 245/280 = -21/280
  5. After reducing the fraction, the answer is -3/40

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