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Add 36/4 and 20/81

1st number: 9 0/4, 2nd number: 20/81

36/4 + 20/81 is 749/81.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 81 is 324
  2. For the 1st fraction, since 4 × 81 = 324,
    36/4 = 36 × 81/4 × 81 = 2916/324
  3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
    20/81 = 20 × 4/81 × 4 = 80/324
  4. Add the two fractions:
    2916/324 + 80/324 = 2916 + 80/324 = 2996/324
  5. 2996/324 simplified gives 749/81
  6. So, 36/4 + 20/81 = 749/81
    In mixed form: 920/81

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