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Subtract 28/56 from 8/70

8/70 - 28/56 is -27/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 56 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    8/70 = 8 × 4/70 × 4 = 32/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    28/56 = 28 × 5/56 × 5 = 140/280
  4. Subtract the two fractions:
    32/280 - 140/280 = 32 - 140/280 = -108/280
  5. After reducing the fraction, the answer is -27/70

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