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Add 3/12 and 10/35

3/12 + 10/35 is 15/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 35 is 420
  2. For the 1st fraction, since 12 × 35 = 420,
    3/12 = 3 × 35/12 × 35 = 105/420
  3. Likewise, for the 2nd fraction, since 35 × 12 = 420,
    10/35 = 10 × 12/35 × 12 = 120/420
  4. Add the two fractions:
    105/420 + 120/420 = 105 + 120/420 = 225/420
  5. After reducing the fraction, the answer is 15/28

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