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Add 36/12 and 20/81

1st number: 3 0/12, 2nd number: 20/81

36/12 + 20/81 is 263/81.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 81 is 324
  2. For the 1st fraction, since 12 × 27 = 324,
    36/12 = 36 × 27/12 × 27 = 972/324
  3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
    20/81 = 20 × 4/81 × 4 = 80/324
  4. Add the two fractions:
    972/324 + 80/324 = 972 + 80/324 = 1052/324
  5. 1052/324 simplified gives 263/81
  6. So, 36/12 + 20/81 = 263/81
    In mixed form: 320/81

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