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Add 49/81 and 40/45

49/81 + 40/45 is 121/81.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 45 is 405
  2. For the 1st fraction, since 81 × 5 = 405,
    49/81 = 49 × 5/81 × 5 = 245/405
  3. Likewise, for the 2nd fraction, since 45 × 9 = 405,
    40/45 = 40 × 9/45 × 9 = 360/405
  4. Add the two fractions:
    245/405 + 360/405 = 245 + 360/405 = 605/405
  5. After reducing the fraction, the answer is 121/81
  6. In mixed form: 140/81

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