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Subtract 10/12 from 10/35

10/35 - 10/12 is -23/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 12 is 420
  2. For the 1st fraction, since 35 × 12 = 420,
    10/35 = 10 × 12/35 × 12 = 120/420
  3. Likewise, for the 2nd fraction, since 12 × 35 = 420,
    10/12 = 10 × 35/12 × 35 = 350/420
  4. Subtract the two fractions:
    120/420 - 350/420 = 120 - 350/420 = -230/420
  5. After reducing the fraction, the answer is -23/42

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