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Subtract 45/42 from 4/75

1st number: 4/75, 2nd number: 1 3/42

4/75 - 45/42 is -1069/1050.

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,
    4/75 = 4 × 14/75 × 14 = 56/1050
  3. Likewise, for the 2nd fraction, since 42 × 25 = 1050,
    45/42 = 45 × 25/42 × 25 = 1125/1050
  4. Subtract the two fractions:
    56/1050 - 1125/1050 = 56 - 1125/1050 = -1069/1050

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