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Add 56/9 and 28/40

1st number: 6 2/9, 2nd number: 28/40

56/9 + 28/40 is 623/90.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 9 × 40 = 360,
    56/9 = 56 × 40/9 × 40 = 2240/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    28/40 = 28 × 9/40 × 9 = 252/360
  4. Add the two like fractions:
    2240/360 + 252/360 = 2240 + 252/360 = 2492/360
  5. 2492/360 simplified gives 623/90
  6. So, 56/9 + 28/40 = 623/90
    In mixed form: 683/90

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