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Add 81/2 and 5/15

1st number: 40 1/2, 2nd number: 5/15

81/2 + 5/15 is 245/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 15 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 2 × 15 = 30,
    81/2 = 81 × 15/2 × 15 = 1215/30
  3. Likewise, for the 2nd fraction, since 15 × 2 = 30,
    5/15 = 5 × 2/15 × 2 = 10/30
  4. Add the two like fractions:
    1215/30 + 10/30 = 1215 + 10/30 = 1225/30
  5. 1225/30 simplified gives 245/6
  6. So, 81/2 + 5/15 = 245/6
    In mixed form: 405/6

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