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Subtract 56/42 from 30/75

1st number: 30/75, 2nd number: 1 14/42

30/75 - 56/42 is -14/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 42 is 1050
  2. For the 1st fraction, since 75 × 14 = 1050,
    30/75 = 30 × 14/75 × 14 = 420/1050
  3. Likewise, for the 2nd fraction, since 42 × 25 = 1050,
    56/42 = 56 × 25/42 × 25 = 1400/1050
  4. Subtract the two fractions:
    420/1050 - 1400/1050 = 420 - 1400/1050 = -980/1050
  5. After reducing the fraction, the answer is -14/15

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