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Add 35/84 and 8/20

35/84 + 8/20 is 49/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 20 is 420
  2. For the 1st fraction, since 84 × 5 = 420,
    35/84 = 35 × 5/84 × 5 = 175/420
  3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
    8/20 = 8 × 21/20 × 21 = 168/420
  4. Add the two fractions:
    175/420 + 168/420 = 175 + 168/420 = 343/420
  5. After reducing the fraction, the answer is 49/60

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