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Subtract 3/8 from 21/96

21/96 - 3/8 is -5/32.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 96 and 8 is 96

    Next, find the equivalent fraction of both fractional numbers with denominator 96
  2. For the 1st fraction, since 96 × 1 = 96,
    21/96 = 21 × 1/96 × 1 = 21/96
  3. Likewise, for the 2nd fraction, since 8 × 12 = 96,
    3/8 = 3 × 12/8 × 12 = 36/96
  4. Subtract the two like fractions:
    21/96 - 36/96 = 21 - 36/96 = -15/96
  5. After reducing the fraction, the answer is -5/32

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