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Add 63/81 and 54/84

63/81 + 54/84 is 179/126.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 2268
  2. For the 1st fraction, since 81 × 28 = 2268,
    63/81 = 63 × 28/81 × 28 = 1764/2268
  3. Likewise, for the 2nd fraction, since 84 × 27 = 2268,
    54/84 = 54 × 27/84 × 27 = 1458/2268
  4. Add the two like fractions:
    1764/2268 + 1458/2268 = 1764 + 1458/2268 = 3222/2268
  5. 3222/2268 simplified gives 179/126
  6. So, 63/81 + 54/84 = 179/126
    In mixed form: 153/126

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