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Add 28/80 and 7/54

28/80 + 7/54 is 259/540.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 54 is 2160

    Next, find the equivalent fraction of both fractional numbers with denominator 2160
  2. For the 1st fraction, since 80 × 27 = 2160,
    28/80 = 28 × 27/80 × 27 = 756/2160
  3. Likewise, for the 2nd fraction, since 54 × 40 = 2160,
    7/54 = 7 × 40/54 × 40 = 280/2160
  4. Add the two like fractions:
    756/2160 + 280/2160 = 756 + 280/2160 = 1036/2160
  5. 1036/2160 simplified gives 259/540
  6. So, 28/80 + 7/54 = 259/540

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