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Add 12/15 and 2/5

12/15 + 2/5 is 6/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 5 is 15
  2. For the 1st fraction, since 15 × 1 = 15,
    12/15 = 12 × 1/15 × 1 = 12/15
  3. Likewise, for the 2nd fraction, since 5 × 3 = 15,
    2/5 = 2 × 3/5 × 3 = 6/15
  4. Add the two fractions:
    12/15 + 6/15 = 12 + 6/15 = 18/15
  5. After reducing the fraction, the answer is 6/5
  6. In mixed form: 11/5

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