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Add 12/4 and 84/40

1st number: 3 0/4, 2nd number: 2 4/40

12/4 + 84/40 is 51/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 40 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 4 × 10 = 40,
    12/4 = 12 × 10/4 × 10 = 120/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    84/40 = 84 × 1/40 × 1 = 84/40
  4. Add the two like fractions:
    120/40 + 84/40 = 120 + 84/40 = 204/40
  5. 204/40 simplified gives 51/10
  6. So, 12/4 + 84/40 = 51/10
    In mixed form: 51/10

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