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Subtract 70/16 from 12/63

1st number: 12/63, 2nd number: 4 6/16

12/63 - 70/16 is -703/168.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 16 is 1008

    Next, find the equivalent fraction of both fractional numbers with denominator 1008
  2. For the 1st fraction, since 63 × 16 = 1008,
    12/63 = 12 × 16/63 × 16 = 192/1008
  3. Likewise, for the 2nd fraction, since 16 × 63 = 1008,
    70/16 = 70 × 63/16 × 63 = 4410/1008
  4. Subtract the two like fractions:
    192/1008 - 4410/1008 = 192 - 4410/1008 = -4218/1008
  5. After reducing the fraction, the answer is -703/168

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