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Add 28/15 and 7/9

1st number: 1 13/15, 2nd number: 7/9

28/15 + 7/9 is 119/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 15 × 3 = 45,
    28/15 = 28 × 3/15 × 3 = 84/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    7/9 = 7 × 5/9 × 5 = 35/45
  4. Add the two like fractions:
    84/45 + 35/45 = 84 + 35/45 = 119/45
  5. So, 28/15 + 7/9 = 119/45
    In mixed form: 229/45

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