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Add 3/81 and 6/16

3/81 + 6/16 is 89/216.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 1296
  2. For the 1st fraction, since 81 × 16 = 1296,
    3/81 = 3 × 16/81 × 16 = 48/1296
  3. Likewise, for the 2nd fraction, since 16 × 81 = 1296,
    6/16 = 6 × 81/16 × 81 = 486/1296
  4. Add the two like fractions:
    48/1296 + 486/1296 = 48 + 486/1296 = 534/1296
  5. 534/1296 simplified gives 89/216
  6. So, 3/81 + 6/16 = 89/216

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