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Add 8/42 and 84/81

1st number: 8/42, 2nd number: 1 3/81

8/42 + 84/81 is 232/189.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 81 is 1134
  2. For the 1st fraction, since 42 × 27 = 1134,
    8/42 = 8 × 27/42 × 27 = 216/1134
  3. Likewise, for the 2nd fraction, since 81 × 14 = 1134,
    84/81 = 84 × 14/81 × 14 = 1176/1134
  4. Add the two fractions:
    216/1134 + 1176/1134 = 216 + 1176/1134 = 1392/1134
  5. After reducing the fraction, the answer is 232/189
  6. In mixed form: 143/189

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