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Subtract 45/42 from 4/50

1st number: 4/50, 2nd number: 1 3/42

4/50 - 45/42 is -347/350.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 42 is 1050
  2. For the 1st fraction, since 50 × 21 = 1050,
    4/50 = 4 × 21/50 × 21 = 84/1050
  3. Likewise, for the 2nd fraction, since 42 × 25 = 1050,
    45/42 = 45 × 25/42 × 25 = 1125/1050
  4. Subtract the two fractions:
    84/1050 - 1125/1050 = 84 - 1125/1050 = -1041/1050
  5. After reducing the fraction, the answer is -347/350

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