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Add 28/40 and 28/9

1st number: 28/40, 2nd number: 3 1/9

28/40 + 28/9 is 343/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 9 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 40 × 9 = 360,
    28/40 = 28 × 9/40 × 9 = 252/360
  3. Likewise, for the 2nd fraction, since 9 × 40 = 360,
    28/9 = 28 × 40/9 × 40 = 1120/360
  4. Add the two like fractions:
    252/360 + 1120/360 = 252 + 1120/360 = 1372/360
  5. 1372/360 simplified gives 343/90
  6. So, 28/40 + 28/9 = 343/90
    In mixed form: 373/90

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