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Subtract 9/12 from 16/35

16/35 - 9/12 is -41/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 12 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 35 × 12 = 420,
    16/35 = 16 × 12/35 × 12 = 192/420
  3. Likewise, for the 2nd fraction, since 12 × 35 = 420,
    9/12 = 9 × 35/12 × 35 = 315/420
  4. Subtract the two like fractions:
    192/420 - 315/420 = 192 - 315/420 = -123/420
  5. After reducing the fraction, the answer is -41/140

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