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Add 14/20 and 28/9

1st number: 14/20, 2nd number: 3 1/9

14/20 + 28/9 is 343/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    14/20 = 14 × 9/20 × 9 = 126/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    28/9 = 28 × 20/9 × 20 = 560/180
  4. Add the two like fractions:
    126/180 + 560/180 = 126 + 560/180 = 686/180
  5. 686/180 simplified gives 343/90
  6. So, 14/20 + 28/9 = 343/90
    In mixed form: 373/90

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