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Subtract 7/56 from 8/84

8/84 - 7/56 is -5/168.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 56 is 168
  2. For the 1st fraction, since 84 × 2 = 168,
    8/84 = 8 × 2/84 × 2 = 16/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    7/56 = 7 × 3/56 × 3 = 21/168
  4. Subtract the two fractions:
    16/168 - 21/168 = 16 - 21/168 = -5/168

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