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Add 8/14 and 4/21

8/14 + 4/21 is 16/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 21 is 42
  2. For the 1st fraction, since 14 × 3 = 42,
    8/14 = 8 × 3/14 × 3 = 24/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    4/21 = 4 × 2/21 × 2 = 8/42
  4. Add the two fractions:
    24/42 + 8/42 = 24 + 8/42 = 32/42
  5. After reducing the fraction, the answer is 16/21

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