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Add 21/27 and 4/16

21/27 + 4/16 is 37/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 16 is 432

    Next, find the equivalent fraction of both fractional numbers with denominator 432
  2. For the 1st fraction, since 27 × 16 = 432,
    21/27 = 21 × 16/27 × 16 = 336/432
  3. Likewise, for the 2nd fraction, since 16 × 27 = 432,
    4/16 = 4 × 27/16 × 27 = 108/432
  4. Add the two like fractions:
    336/432 + 108/432 = 336 + 108/432 = 444/432
  5. 444/432 simplified gives 37/36
  6. So, 21/27 + 4/16 = 37/36
    In mixed form: 11/36

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