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Add 84/5 and 4/90

1st number: 16 4/5, 2nd number: 4/90

84/5 + 4/90 is 758/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 90 is 90
  2. For the 1st fraction, since 5 × 18 = 90,
    84/5 = 84 × 18/5 × 18 = 1512/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    4/90 = 4 × 1/90 × 1 = 4/90
  4. Add the two fractions:
    1512/90 + 4/90 = 1512 + 4/90 = 1516/90
  5. After reducing the fraction, the answer is 758/45
  6. In mixed form: 1638/45

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