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Add 84/5 and 28/84

1st number: 16 4/5, 2nd number: 28/84

84/5 + 28/84 is 257/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 84 is 420
  2. For the 1st fraction, since 5 × 84 = 420,
    84/5 = 84 × 84/5 × 84 = 7056/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    28/84 = 28 × 5/84 × 5 = 140/420
  4. Add the two fractions:
    7056/420 + 140/420 = 7056 + 140/420 = 7196/420
  5. After reducing the fraction, the answer is 257/15
  6. In mixed form: 172/15

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