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Add 20/16 and 6/81

1st number: 1 4/16, 2nd number: 6/81

20/16 + 6/81 is 143/108.

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,
    20/16 = 20 × 81/16 × 81 = 1620/1296
  3. Likewise, for the 2nd fraction, since 81 × 16 = 1296,
    6/81 = 6 × 16/81 × 16 = 96/1296
  4. Add the two like fractions:
    1620/1296 + 96/1296 = 1620 + 96/1296 = 1716/1296
  5. 1716/1296 simplified gives 143/108
  6. So, 20/16 + 6/81 = 143/108
    In mixed form: 135/108

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