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Add 2/16 and 5/81

2/16 + 5/81 is 121/648.

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,
    2/16 = 2 × 81/16 × 81 = 162/1296
  3. Likewise, for the 2nd fraction, since 81 × 16 = 1296,
    5/81 = 5 × 16/81 × 16 = 80/1296
  4. Add the two like fractions:
    162/1296 + 80/1296 = 162 + 80/1296 = 242/1296
  5. 242/1296 simplified gives 121/648
  6. So, 2/16 + 5/81 = 121/648

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