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Add 21/54 and 15/32

21/54 + 15/32 is 247/288.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 32 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 32 × 27 = 864,
    15/32 = 15 × 27/32 × 27 = 405/864
  4. Add the two like fractions:
    336/864 + 405/864 = 336 + 405/864 = 741/864
  5. 741/864 simplified gives 247/288
  6. So, 21/54 + 15/32 = 247/288

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