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Add 3/84 and 4/27

3/84 + 4/27 is 139/756.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 27 is 756
  2. For the 1st fraction, since 84 × 9 = 756,
    3/84 = 3 × 9/84 × 9 = 27/756
  3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
    4/27 = 4 × 28/27 × 28 = 112/756
  4. Add the two fractions:
    27/756 + 112/756 = 27 + 112/756 = 139/756

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