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Add 5/21 and 35/16

1st number: 5/21, 2nd number: 2 3/16

5/21 + 35/16 is 815/336.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 16 is 336
  2. For the 1st fraction, since 21 × 16 = 336,
    5/21 = 5 × 16/21 × 16 = 80/336
  3. Likewise, for the 2nd fraction, since 16 × 21 = 336,
    35/16 = 35 × 21/16 × 21 = 735/336
  4. Add the two fractions:
    80/336 + 735/336 = 80 + 735/336 = 815/336
  5. In mixed form: 2143/336

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