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Add 28/15 and 12/8

1st number: 1 13/15, 2nd number: 1 4/8

28/15 + 12/8 is 101/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 8 is 120
  2. For the 1st fraction, since 15 × 8 = 120,
    28/15 = 28 × 8/15 × 8 = 224/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    12/8 = 12 × 15/8 × 15 = 180/120
  4. Add the two fractions:
    224/120 + 180/120 = 224 + 180/120 = 404/120
  5. After reducing the fraction, the answer is 101/30
  6. In mixed form: 311/30

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