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Add 6/20 and 8/9

6/20 + 8/9 is 107/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 is 180
  2. For the 1st fraction, since 20 × 9 = 180,
    6/20 = 6 × 9/20 × 9 = 54/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    8/9 = 8 × 20/9 × 20 = 160/180
  4. Add the two fractions:
    54/180 + 160/180 = 54 + 160/180 = 214/180
  5. After reducing the fraction, the answer is 107/90
  6. In mixed form: 117/90

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