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Add 28/20 and 40/5

1st number: 1 8/20, 2nd number: 8 0/5

28/20 + 40/5 is 47/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    28/20 = 28 × 1/20 × 1 = 28/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    40/5 = 40 × 4/5 × 4 = 160/20
  4. Add the two like fractions:
    28/20 + 160/20 = 28 + 160/20 = 188/20
  5. 188/20 simplified gives 47/5
  6. So, 28/20 + 40/5 = 47/5
    In mixed form: 92/5

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