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Add 15/12 and 18/16

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

15/12 + 18/16 is 19/8.

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,
    18/16 = 18 × 3/16 × 3 = 54/48
  4. Add the two like fractions:
    60/48 + 54/48 = 60 + 54/48 = 114/48
  5. 114/48 simplified gives 19/8
  6. So, 15/12 + 18/16 = 19/8
    In mixed form: 23/8

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