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Add 15/12 and 40/16

1st number: 1 3/12, 2nd number: 2 8/16

15/12 + 40/16 is 15/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 16 is 48

    Next, find the equivalent fraction of both fractional numbers with denominator 48
  2. For the 1st fraction, since 12 × 4 = 48,
    15/12 = 15 × 4/12 × 4 = 60/48
  3. Likewise, for the 2nd fraction, since 16 × 3 = 48,
    40/16 = 40 × 3/16 × 3 = 120/48
  4. Add the two like fractions:
    60/48 + 120/48 = 60 + 120/48 = 180/48
  5. 180/48 simplified gives 15/4
  6. So, 15/12 + 40/16 = 15/4
    In mixed form: 33/4

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