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Add 84/90 and 48/81

84/90 + 48/81 is 206/135.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 81 is 810

    Next, find the equivalent fraction of both fractional numbers with denominator 810
  2. For the 1st fraction, since 90 × 9 = 810,
    84/90 = 84 × 9/90 × 9 = 756/810
  3. Likewise, for the 2nd fraction, since 81 × 10 = 810,
    48/81 = 48 × 10/81 × 10 = 480/810
  4. Add the two like fractions:
    756/810 + 480/810 = 756 + 480/810 = 1236/810
  5. 1236/810 simplified gives 206/135
  6. So, 84/90 + 48/81 = 206/135
    In mixed form: 171/135

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