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Subtract 10/12 from 4/5

4/5 - 10/12 is -1/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 12 is 60
  2. For the 1st fraction, since 5 × 12 = 60,
    4/5 = 4 × 12/5 × 12 = 48/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    10/12 = 10 × 5/12 × 5 = 50/60
  4. Subtract the two fractions:
    48/60 - 50/60 = 48 - 50/60 = -2/60
  5. After reducing the fraction, the answer is -1/30

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