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Subtract 42/9 from 63/75

1st number: 63/75, 2nd number: 4 6/9

63/75 - 42/9 is -287/75.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 9 is 225

    Next, find the equivalent fraction of both fractional numbers with denominator 225
  2. For the 1st fraction, since 75 × 3 = 225,
    63/75 = 63 × 3/75 × 3 = 189/225
  3. Likewise, for the 2nd fraction, since 9 × 25 = 225,
    42/9 = 42 × 25/9 × 25 = 1050/225
  4. Subtract the two like fractions:
    189/225 - 1050/225 = 189 - 1050/225 = -861/225
  5. After reducing the fraction, the answer is -287/75

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