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Subtract 12/96 from 5/90

5/90 - 12/96 is -5/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 96 is 1440

    Next, find the equivalent fraction of both fractional numbers with denominator 1440
  2. For the 1st fraction, since 90 × 16 = 1440,
    5/90 = 5 × 16/90 × 16 = 80/1440
  3. Likewise, for the 2nd fraction, since 96 × 15 = 1440,
    12/96 = 12 × 15/96 × 15 = 180/1440
  4. Subtract the two like fractions:
    80/1440 - 180/1440 = 80 - 180/1440 = -100/1440
  5. After reducing the fraction, the answer is -5/72

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