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Add 12/25 and 4/42

12/25 + 4/42 is 302/525.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 42 is 1050
  2. For the 1st fraction, since 25 × 42 = 1050,
    12/25 = 12 × 42/25 × 42 = 504/1050
  3. Likewise, for the 2nd fraction, since 42 × 25 = 1050,
    4/42 = 4 × 25/42 × 25 = 100/1050
  4. Add the two fractions:
    504/1050 + 100/1050 = 504 + 100/1050 = 604/1050
  5. After reducing the fraction, the answer is 302/525

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