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Add 84/30 and 54/12

1st number: 2 24/30, 2nd number: 4 6/12

84/30 + 54/12 is 73/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 12 is 60
  2. For the 1st fraction, since 30 × 2 = 60,
    84/30 = 84 × 2/30 × 2 = 168/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    54/12 = 54 × 5/12 × 5 = 270/60
  4. Add the two fractions:
    168/60 + 270/60 = 168 + 270/60 = 438/60
  5. 438/60 simplified gives 73/10
  6. So, 84/30 + 54/12 = 73/10
    In mixed form: 73/10

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