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Add 21/54 and 18/96

21/54 + 18/96 is 83/144.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 96 is 864

    Next, find the equivalent fraction of both fractional numbers with denominator 864
  2. For the 1st fraction, since 54 × 16 = 864,
    21/54 = 21 × 16/54 × 16 = 336/864
  3. Likewise, for the 2nd fraction, since 96 × 9 = 864,
    18/96 = 18 × 9/96 × 9 = 162/864
  4. Add the two like fractions:
    336/864 + 162/864 = 336 + 162/864 = 498/864
  5. 498/864 simplified gives 83/144
  6. So, 21/54 + 18/96 = 83/144

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