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Add 4/15 and 7/12

4/15 + 7/12 is 17/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 12 is 60
  2. For the 1st fraction, since 15 × 4 = 60,
    4/15 = 4 × 4/15 × 4 = 16/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    7/12 = 7 × 5/12 × 5 = 35/60
  4. Add the two fractions:
    16/60 + 35/60 = 16 + 35/60 = 51/60
  5. After reducing the fraction, the answer is 17/20

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