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Add 20/9 and 84/80

1st number: 2 2/9, 2nd number: 1 4/80

20/9 + 84/80 is 589/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 9 × 80 = 720,
    20/9 = 20 × 80/9 × 80 = 1600/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    84/80 = 84 × 9/80 × 9 = 756/720
  4. Add the two like fractions:
    1600/720 + 756/720 = 1600 + 756/720 = 2356/720
  5. 2356/720 simplified gives 589/180
  6. So, 20/9 + 84/80 = 589/180
    In mixed form: 349/180

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