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Add 75/20 and 12/4

1st number: 3 15/20, 2nd number: 3 0/4

75/20 + 12/4 is 27/4.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    75/20 = 75 × 1/20 × 1 = 75/20
  3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
    12/4 = 12 × 5/4 × 5 = 60/20
  4. Add the two like fractions:
    75/20 + 60/20 = 75 + 60/20 = 135/20
  5. 135/20 simplified gives 27/4
  6. So, 75/20 + 12/4 = 27/4
    In mixed form: 63/4

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