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Add 4/14 and 8/21

4/14 + 8/21 is 2/3.

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,
    4/14 = 4 × 3/14 × 3 = 12/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    8/21 = 8 × 2/21 × 2 = 16/42
  4. Add the two fractions:
    12/42 + 16/42 = 12 + 16/42 = 28/42
  5. After reducing the fraction, the answer is 2/3

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