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Subtract 42/50 from 24/42

24/42 - 42/50 is -47/175.

Steps for subtracting 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,
    24/42 = 24 × 25/42 × 25 = 600/1050
  3. Likewise, for the 2nd fraction, since 50 × 21 = 1050,
    42/50 = 42 × 21/50 × 21 = 882/1050
  4. Subtract the two fractions:
    600/1050 - 882/1050 = 600 - 882/1050 = -282/1050
  5. After reducing the fraction, the answer is -47/175

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