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Add 36/42 and 24/81

36/42 + 24/81 is 218/189.

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,
    36/42 = 36 × 27/42 × 27 = 972/1134
  3. Likewise, for the 2nd fraction, since 81 × 14 = 1134,
    24/81 = 24 × 14/81 × 14 = 336/1134
  4. Add the two fractions:
    972/1134 + 336/1134 = 972 + 336/1134 = 1308/1134
  5. After reducing the fraction, the answer is 218/189
  6. In mixed form: 129/189

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