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Add 84/98 and 63/81

84/98 + 63/81 is 103/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 81 is 7938

    Next, find the equivalent fraction of both fractional numbers with denominator 7938
  2. For the 1st fraction, since 98 × 81 = 7938,
    84/98 = 84 × 81/98 × 81 = 6804/7938
  3. Likewise, for the 2nd fraction, since 81 × 98 = 7938,
    63/81 = 63 × 98/81 × 98 = 6174/7938
  4. Add the two like fractions:
    6804/7938 + 6174/7938 = 6804 + 6174/7938 = 12978/7938
  5. 12978/7938 simplified gives 103/63
  6. So, 84/98 + 63/81 = 103/63
    In mixed form: 140/63

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