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Add 18/4 and 28/5

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

18/4 + 28/5 is 101/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    18/4 = 18 × 5/4 × 5 = 90/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    28/5 = 28 × 4/5 × 4 = 112/20
  4. Add the two like fractions:
    90/20 + 112/20 = 90 + 112/20 = 202/20
  5. 202/20 simplified gives 101/10
  6. So, 18/4 + 28/5 = 101/10
    In mixed form: 101/10

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