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Add 75/20 and 12/30

1st number: 3 15/20, 2nd number: 12/30

75/20 + 12/30 is 83/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    75/20 = 75 × 3/20 × 3 = 225/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    12/30 = 12 × 2/30 × 2 = 24/60
  4. Add the two like fractions:
    225/60 + 24/60 = 225 + 24/60 = 249/60
  5. 249/60 simplified gives 83/20
  6. So, 75/20 + 12/30 = 83/20
    In mixed form: 43/20

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