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Add 54/8 and 9/12

1st number: 6 6/8, 2nd number: 9/12

54/8 + 9/12 is 15/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 12 is 24

    Next, find the equivalent fraction of both fractional numbers with denominator 24
  2. For the 1st fraction, since 8 × 3 = 24,
    54/8 = 54 × 3/8 × 3 = 162/24
  3. Likewise, for the 2nd fraction, since 12 × 2 = 24,
    9/12 = 9 × 2/12 × 2 = 18/24
  4. Add the two like fractions:
    162/24 + 18/24 = 162 + 18/24 = 180/24
  5. 180/24 simplified gives 15/2
  6. So, 54/8 + 9/12 = 15/2
    In mixed form: 71/2

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