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Add 15/2 and 28/45

1st number: 7 1/2, 2nd number: 28/45

15/2 + 28/45 is 731/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 2 × 45 = 90,
    15/2 = 15 × 45/2 × 45 = 675/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    28/45 = 28 × 2/45 × 2 = 56/90
  4. Add the two like fractions:
    675/90 + 56/90 = 675 + 56/90 = 731/90
  5. So, 15/2 + 28/45 = 731/90
    In mixed form: 811/90

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