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Add 84/40 and 3/12

1st number: 2 4/40, 2nd number: 3/12

84/40 + 3/12 is 47/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 12 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    84/40 = 84 × 3/40 × 3 = 252/120
  3. Likewise, for the 2nd fraction, since 12 × 10 = 120,
    3/12 = 3 × 10/12 × 10 = 30/120
  4. Add the two like fractions:
    252/120 + 30/120 = 252 + 30/120 = 282/120
  5. 282/120 simplified gives 47/20
  6. So, 84/40 + 3/12 = 47/20
    In mixed form: 27/20

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