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Add 84/42 and 75/84

1st number: 2 0/42, 2nd number: 75/84

84/42 + 75/84 is 81/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 84 is 84
  2. For the 1st fraction, since 42 × 2 = 84,
    84/42 = 84 × 2/42 × 2 = 168/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    75/84 = 75 × 1/84 × 1 = 75/84
  4. Add the two fractions:
    168/84 + 75/84 = 168 + 75/84 = 243/84
  5. 243/84 simplified gives 81/28
  6. So, 84/42 + 75/84 = 81/28
    In mixed form: 225/28

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