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Add 7/2 and 15/90

1st number: 3 1/2, 2nd number: 15/90

7/2 + 15/90 is 11/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 90 is 90
  2. For the 1st fraction, since 2 × 45 = 90,
    7/2 = 7 × 45/2 × 45 = 315/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    15/90 = 15 × 1/90 × 1 = 15/90
  4. Add the two fractions:
    315/90 + 15/90 = 315 + 15/90 = 330/90
  5. After reducing the fraction, the answer is 11/3
  6. In mixed form: 32/3

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