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Add 4/84 and 7/60

4/84 + 7/60 is 23/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 60 is 420
  2. For the 1st fraction, since 84 × 5 = 420,
    4/84 = 4 × 5/84 × 5 = 20/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    7/60 = 7 × 7/60 × 7 = 49/420
  4. Add the two fractions:
    20/420 + 49/420 = 20 + 49/420 = 69/420
  5. After reducing the fraction, the answer is 23/140

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