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Add 36/98 and 20/81

36/98 + 20/81 is 2438/3969.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 81 is 7938
  2. For the 1st fraction, since 98 × 81 = 7938,
    36/98 = 36 × 81/98 × 81 = 2916/7938
  3. Likewise, for the 2nd fraction, since 81 × 98 = 7938,
    20/81 = 20 × 98/81 × 98 = 1960/7938
  4. Add the two fractions:
    2916/7938 + 1960/7938 = 2916 + 1960/7938 = 4876/7938
  5. After reducing the fraction, the answer is 2438/3969

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