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Add 2/3 and 2/21

2/3 + 2/21 is 16/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 21 is 21
  2. For the 1st fraction, since 3 × 7 = 21,
    2/3 = 2 × 7/3 × 7 = 14/21
  3. Likewise, for the 2nd fraction, since 21 × 1 = 21,
    2/21 = 2 × 1/21 × 1 = 2/21
  4. Add the two fractions:
    14/21 + 2/21 = 14 + 2/21 = 16/21

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