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Add 15/12 and 81/10

1st number: 1 3/12, 2nd number: 8 1/10

15/12 + 81/10 is 187/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 10 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 12 × 5 = 60,
    15/12 = 15 × 5/12 × 5 = 75/60
  3. Likewise, for the 2nd fraction, since 10 × 6 = 60,
    81/10 = 81 × 6/10 × 6 = 486/60
  4. Add the two like fractions:
    75/60 + 486/60 = 75 + 486/60 = 561/60
  5. 561/60 simplified gives 187/20
  6. So, 15/12 + 81/10 = 187/20
    In mixed form: 97/20

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