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Subtract 90/63 from 8/75

1st number: 8/75, 2nd number: 1 27/63

8/75 - 90/63 is -694/525.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 63 is 1575

    Next, find the equivalent fraction of both fractional numbers with denominator 1575
  2. For the 1st fraction, since 75 × 21 = 1575,
    8/75 = 8 × 21/75 × 21 = 168/1575
  3. Likewise, for the 2nd fraction, since 63 × 25 = 1575,
    90/63 = 90 × 25/63 × 25 = 2250/1575
  4. Subtract the two like fractions:
    168/1575 - 2250/1575 = 168 - 2250/1575 = -2082/1575
  5. After reducing the fraction, the answer is -694/525

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