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Add 18/5 and 40/10

1st number: 3 3/5, 2nd number: 4 0/10

18/5 + 40/10 is 38/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 10 is 10

    Next, find the equivalent fraction of both fractional numbers with denominator 10
  2. For the 1st fraction, since 5 × 2 = 10,
    18/5 = 18 × 2/5 × 2 = 36/10
  3. Likewise, for the 2nd fraction, since 10 × 1 = 10,
    40/10 = 40 × 1/10 × 1 = 40/10
  4. Add the two like fractions:
    36/10 + 40/10 = 36 + 40/10 = 76/10
  5. 76/10 simplified gives 38/5
  6. So, 18/5 + 40/10 = 38/5
    In mixed form: 73/5

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