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Add 3/28 and 25/60

3/28 + 25/60 is 11/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 60 is 420
  2. For the 1st fraction, since 28 × 15 = 420,
    3/28 = 3 × 15/28 × 15 = 45/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    25/60 = 25 × 7/60 × 7 = 175/420
  4. Add the two fractions:
    45/420 + 175/420 = 45 + 175/420 = 220/420
  5. After reducing the fraction, the answer is 11/21

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