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Subtract 16/9 from 12/56

1st number: 12/56, 2nd number: 1 7/9

12/56 - 16/9 is -197/126.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 9 is 504
  2. For the 1st fraction, since 56 × 9 = 504,
    12/56 = 12 × 9/56 × 9 = 108/504
  3. Likewise, for the 2nd fraction, since 9 × 56 = 504,
    16/9 = 16 × 56/9 × 56 = 896/504
  4. Subtract the two fractions:
    108/504 - 896/504 = 108 - 896/504 = -788/504
  5. After reducing the fraction, the answer is -197/126

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