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Add 10/9 and 3/20

1st number: 1 1/9, 2nd number: 3/20

10/9 + 3/20 is 227/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 20 is 180
  2. For the 1st fraction, since 9 × 20 = 180,
    10/9 = 10 × 20/9 × 20 = 200/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    3/20 = 3 × 9/20 × 9 = 27/180
  4. Add the two fractions:
    200/180 + 27/180 = 200 + 27/180 = 227/180
  5. In mixed form: 147/180

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