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Add 90/12 and 81/8

1st number: 7 6/12, 2nd number: 10 1/8

90/12 + 81/8 is 141/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 8 is 24
  2. For the 1st fraction, since 12 × 2 = 24,
    90/12 = 90 × 2/12 × 2 = 180/24
  3. Likewise, for the 2nd fraction, since 8 × 3 = 24,
    81/8 = 81 × 3/8 × 3 = 243/24
  4. Add the two fractions:
    180/24 + 243/24 = 180 + 243/24 = 423/24
  5. 423/24 simplified gives 141/8
  6. So, 90/12 + 81/8 = 141/8
    In mixed form: 175/8

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