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Add 21/84 and 2/75

21/84 + 2/75 is 83/300.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 75 is 2100
  2. For the 1st fraction, since 84 × 25 = 2100,
    21/84 = 21 × 25/84 × 25 = 525/2100
  3. Likewise, for the 2nd fraction, since 75 × 28 = 2100,
    2/75 = 2 × 28/75 × 28 = 56/2100
  4. Add the two fractions:
    525/2100 + 56/2100 = 525 + 56/2100 = 581/2100
  5. After reducing the fraction, the answer is 83/300

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