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Add 84/20 and 5/81

1st number: 4 4/20, 2nd number: 5/81

84/20 + 5/81 is 1726/405.

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,
    84/20 = 84 × 81/20 × 81 = 6804/1620
  3. Likewise, for the 2nd fraction, since 81 × 20 = 1620,
    5/81 = 5 × 20/81 × 20 = 100/1620
  4. Add the two like fractions:
    6804/1620 + 100/1620 = 6804 + 100/1620 = 6904/1620
  5. 6904/1620 simplified gives 1726/405
  6. So, 84/20 + 5/81 = 1726/405
    In mixed form: 4106/405

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