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Add 80/18 and 40/3

1st number: 4 8/18, 2nd number: 13 1/3

80/18 + 40/3 is 160/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 3 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 18 × 1 = 18,
    80/18 = 80 × 1/18 × 1 = 80/18
  3. Likewise, for the 2nd fraction, since 3 × 6 = 18,
    40/3 = 40 × 6/3 × 6 = 240/18
  4. Add the two like fractions:
    80/18 + 240/18 = 80 + 240/18 = 320/18
  5. 320/18 simplified gives 160/9
  6. So, 80/18 + 40/3 = 160/9
    In mixed form: 177/9

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