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Subtract 3/6 from 12/15

12/15 - 3/6 is 3/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 6 is 30
  2. For the 1st fraction, since 15 × 2 = 30,
    12/15 = 12 × 2/15 × 2 = 24/30
  3. Likewise, for the 2nd fraction, since 6 × 5 = 30,
    3/6 = 3 × 5/6 × 5 = 15/30
  4. Subtract the two fractions:
    24/30 - 15/30 = 24 - 15/30 = 9/30
  5. After reducing the fraction, the answer is 3/10

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