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Subtract 50/54 from 42/75

42/75 - 50/54 is -247/675.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 54 is 1350

    Next, find the equivalent fraction of both fractional numbers with denominator 1350
  2. For the 1st fraction, since 75 × 18 = 1350,
    42/75 = 42 × 18/75 × 18 = 756/1350
  3. Likewise, for the 2nd fraction, since 54 × 25 = 1350,
    50/54 = 50 × 25/54 × 25 = 1250/1350
  4. Subtract the two like fractions:
    756/1350 - 1250/1350 = 756 - 1250/1350 = -494/1350
  5. After reducing the fraction, the answer is -247/675

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