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Add 14/16 and 21/54

14/16 + 21/54 is 91/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 54 is 432
  2. For the 1st fraction, since 16 × 27 = 432,
    14/16 = 14 × 27/16 × 27 = 378/432
  3. Likewise, for the 2nd fraction, since 54 × 8 = 432,
    21/54 = 21 × 8/54 × 8 = 168/432
  4. Add the two fractions:
    378/432 + 168/432 = 378 + 168/432 = 546/432
  5. 546/432 simplified gives 91/72
  6. So, 14/16 + 21/54 = 91/72
    In mixed form: 119/72

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