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Add 9/16 and 1/81

9/16 + 1/81 is 745/1296.

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,
    9/16 = 9 × 81/16 × 81 = 729/1296
  3. Likewise, for the 2nd fraction, since 81 × 16 = 1296,
    1/81 = 1 × 16/81 × 16 = 16/1296
  4. Add the two like fractions:
    729/1296 + 16/1296 = 729 + 16/1296 = 745/1296
  5. So, 9/16 + 1/81 = 745/1296

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