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Add 21/27 and 30/32

21/27 + 30/32 is 247/144.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 32 is 864

    Next, find the equivalent fraction of both fractional numbers with denominator 864
  2. For the 1st fraction, since 27 × 32 = 864,
    21/27 = 21 × 32/27 × 32 = 672/864
  3. Likewise, for the 2nd fraction, since 32 × 27 = 864,
    30/32 = 30 × 27/32 × 27 = 810/864
  4. Add the two like fractions:
    672/864 + 810/864 = 672 + 810/864 = 1482/864
  5. 1482/864 simplified gives 247/144
  6. So, 21/27 + 30/32 = 247/144
    In mixed form: 1103/144

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