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Add 28/3 and 20/5

1st number: 9 1/3, 2nd number: 4 0/5

28/3 + 20/5 is 40/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 5 is 15
  2. For the 1st fraction, since 3 × 5 = 15,
    28/3 = 28 × 5/3 × 5 = 140/15
  3. Likewise, for the 2nd fraction, since 5 × 3 = 15,
    20/5 = 20 × 3/5 × 3 = 60/15
  4. Add the two fractions:
    140/15 + 60/15 = 140 + 60/15 = 200/15
  5. 200/15 simplified gives 40/3
  6. So, 28/3 + 20/5 = 40/3
    In mixed form: 131/3

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