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Add 12/25 and 16/42

12/25 + 16/42 is 452/525.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 42 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 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,
    16/42 = 16 × 25/42 × 25 = 400/1050
  4. Add the two like fractions:
    504/1050 + 400/1050 = 504 + 400/1050 = 904/1050
  5. 904/1050 simplified gives 452/525
  6. So, 12/25 + 16/42 = 452/525

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