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Add 28/3 and 84/45

1st number: 9 1/3, 2nd number: 1 39/45

28/3 + 84/45 is 56/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 45 is 45
  2. For the 1st fraction, since 3 × 15 = 45,
    28/3 = 28 × 15/3 × 15 = 420/45
  3. Likewise, for the 2nd fraction, since 45 × 1 = 45,
    84/45 = 84 × 1/45 × 1 = 84/45
  4. Add the two fractions:
    420/45 + 84/45 = 420 + 84/45 = 504/45
  5. After reducing the fraction, the answer is 56/5
  6. In mixed form: 111/5

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