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Add 63/84 and 60/81

63/84 + 60/81 is 161/108.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 81 is 2268

    Next, find the equivalent fraction of both fractional numbers with denominator 2268
  2. For the 1st fraction, since 84 × 27 = 2268,
    63/84 = 63 × 27/84 × 27 = 1701/2268
  3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
    60/81 = 60 × 28/81 × 28 = 1680/2268
  4. Add the two like fractions:
    1701/2268 + 1680/2268 = 1701 + 1680/2268 = 3381/2268
  5. 3381/2268 simplified gives 161/108
  6. So, 63/84 + 60/81 = 161/108
    In mixed form: 153/108

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