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Add 3/84 and 20/54

3/84 + 20/54 is 307/756.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 54 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 54 × 14 = 756,
    20/54 = 20 × 14/54 × 14 = 280/756
  4. Add the two fractions:
    27/756 + 280/756 = 27 + 280/756 = 307/756

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