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Add 80/81 and 16/30

80/81 + 16/30 is 616/405.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 30 is 810

    Next, find the equivalent fraction of both fractional numbers with denominator 810
  2. For the 1st fraction, since 81 × 10 = 810,
    80/81 = 80 × 10/81 × 10 = 800/810
  3. Likewise, for the 2nd fraction, since 30 × 27 = 810,
    16/30 = 16 × 27/30 × 27 = 432/810
  4. Add the two like fractions:
    800/810 + 432/810 = 800 + 432/810 = 1232/810
  5. 1232/810 simplified gives 616/405
  6. So, 80/81 + 16/30 = 616/405
    In mixed form: 1211/405

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