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Add 18/5 and 4/20

1st number: 3 3/5, 2nd number: 4/20

18/5 + 4/20 is 19/5.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 5 × 4 = 20,
    18/5 = 18 × 4/5 × 4 = 72/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    4/20 = 4 × 1/20 × 1 = 4/20
  4. Add the two like fractions:
    72/20 + 4/20 = 72 + 4/20 = 76/20
  5. 76/20 simplified gives 19/5
  6. So, 18/5 + 4/20 = 19/5
    In mixed form: 34/5

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