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Add 15/5 and 5/20

1st number: 3 0/5, 2nd number: 5/20

15/5 + 5/20 is 13/4.

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,
    15/5 = 15 × 4/5 × 4 = 60/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    5/20 = 5 × 1/20 × 1 = 5/20
  4. Add the two like fractions:
    60/20 + 5/20 = 60 + 5/20 = 65/20
  5. 65/20 simplified gives 13/4
  6. So, 15/5 + 5/20 = 13/4
    In mixed form: 31/4

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