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Add 12/4 and 81/25

1st number: 3 0/4, 2nd number: 3 6/25

12/4 + 81/25 is 156/25.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 25 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 4 × 25 = 100,
    12/4 = 12 × 25/4 × 25 = 300/100
  3. Likewise, for the 2nd fraction, since 25 × 4 = 100,
    81/25 = 81 × 4/25 × 4 = 324/100
  4. Add the two like fractions:
    300/100 + 324/100 = 300 + 324/100 = 624/100
  5. 624/100 simplified gives 156/25
  6. So, 12/4 + 81/25 = 156/25
    In mixed form: 66/25

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