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Add 75/20 and 30/4

1st number: 3 15/20, 2nd number: 7 2/4

75/20 + 30/4 is 45/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 4 is 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,
    30/4 = 30 × 5/4 × 5 = 150/20
  4. Add the two fractions:
    75/20 + 150/20 = 75 + 150/20 = 225/20
  5. After reducing the fraction, the answer is 45/4
  6. In mixed form: 111/4

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