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Add 15/16 and 35/81

15/16 + 35/81 is 1775/1296.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 81 is 1296

    Next, find the equivalent fraction of both fractional numbers with denominator 1296
  2. For the 1st fraction, since 16 × 81 = 1296,
    15/16 = 15 × 81/16 × 81 = 1215/1296
  3. Likewise, for the 2nd fraction, since 81 × 16 = 1296,
    35/81 = 35 × 16/81 × 16 = 560/1296
  4. Add the two like fractions:
    1215/1296 + 560/1296 = 1215 + 560/1296 = 1775/1296
  5. So, 15/16 + 35/81 = 1775/1296
    In mixed form: 1479/1296

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