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Subtract 75/63 from 42/50

1st number: 42/50, 2nd number: 1 12/63

42/50 - 75/63 is -184/525.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 63 is 3150

    Next, find the equivalent fraction of both fractional numbers with denominator 3150
  2. For the 1st fraction, since 50 × 63 = 3150,
    42/50 = 42 × 63/50 × 63 = 2646/3150
  3. Likewise, for the 2nd fraction, since 63 × 50 = 3150,
    75/63 = 75 × 50/63 × 50 = 3750/3150
  4. Subtract the two like fractions:
    2646/3150 - 3750/3150 = 2646 - 3750/3150 = -1104/3150
  5. After reducing the fraction, the answer is -184/525

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