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Add 48/20 and 1/81

1st number: 2 8/20, 2nd number: 1/81

48/20 + 1/81 is 977/405.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 81 is 1620

    Next, find the equivalent fraction of both fractional numbers with denominator 1620
  2. For the 1st fraction, since 20 × 81 = 1620,
    48/20 = 48 × 81/20 × 81 = 3888/1620
  3. Likewise, for the 2nd fraction, since 81 × 20 = 1620,
    1/81 = 1 × 20/81 × 20 = 20/1620
  4. Add the two like fractions:
    3888/1620 + 20/1620 = 3888 + 20/1620 = 3908/1620
  5. 3908/1620 simplified gives 977/405
  6. So, 48/20 + 1/81 = 977/405
    In mixed form: 2167/405

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