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Add 20/42 and 12/50

20/42 + 12/50 is 376/525.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 50 is 1050
  2. For the 1st fraction, since 42 × 25 = 1050,
    20/42 = 20 × 25/42 × 25 = 500/1050
  3. Likewise, for the 2nd fraction, since 50 × 21 = 1050,
    12/50 = 12 × 21/50 × 21 = 252/1050
  4. Add the two fractions:
    500/1050 + 252/1050 = 500 + 252/1050 = 752/1050
  5. After reducing the fraction, the answer is 376/525

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