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Add 15/2 and 90/8

1st number: 7 1/2, 2nd number: 11 2/8

15/2 + 90/8 is 75/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 8 is 8
  2. For the 1st fraction, since 2 × 4 = 8,
    15/2 = 15 × 4/2 × 4 = 60/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    90/8 = 90 × 1/8 × 1 = 90/8
  4. Add the two fractions:
    60/8 + 90/8 = 60 + 90/8 = 150/8
  5. 150/8 simplified gives 75/4
  6. So, 15/2 + 90/8 = 75/4
    In mixed form: 183/4

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