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Add 28/16 and 54/9

1st number: 1 12/16, 2nd number: 6 0/9

28/16 + 54/9 is 31/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 9 is 144

    Next, find the equivalent fraction of both fractional numbers with denominator 144
  2. For the 1st fraction, since 16 × 9 = 144,
    28/16 = 28 × 9/16 × 9 = 252/144
  3. Likewise, for the 2nd fraction, since 9 × 16 = 144,
    54/9 = 54 × 16/9 × 16 = 864/144
  4. Add the two like fractions:
    252/144 + 864/144 = 252 + 864/144 = 1116/144
  5. 1116/144 simplified gives 31/4
  6. So, 28/16 + 54/9 = 31/4
    In mixed form: 73/4

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