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Add 84/8 and 90/15

1st number: 10 4/8, 2nd number: 6 0/15

84/8 + 90/15 is 33/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 15 is 120
  2. For the 1st fraction, since 8 × 15 = 120,
    84/8 = 84 × 15/8 × 15 = 1260/120
  3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
    90/15 = 90 × 8/15 × 8 = 720/120
  4. Add the two fractions:
    1260/120 + 720/120 = 1260 + 720/120 = 1980/120
  5. 1980/120 simplified gives 33/2
  6. So, 84/8 + 90/15 = 33/2
    In mixed form: 161/2

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