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Subtract 35/63 from 12/84

12/84 - 35/63 is -26/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 63 is 252
  2. For the 1st fraction, since 84 × 3 = 252,
    12/84 = 12 × 3/84 × 3 = 36/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    35/63 = 35 × 4/63 × 4 = 140/252
  4. Subtract the two fractions:
    36/252 - 140/252 = 36 - 140/252 = -104/252
  5. After reducing the fraction, the answer is -26/63

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