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Subtract 63/96 from 42/84

42/84 - 63/96 is -5/32.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 96 is 672

    Next, find the equivalent fraction of both fractional numbers with denominator 672
  2. For the 1st fraction, since 84 × 8 = 672,
    42/84 = 42 × 8/84 × 8 = 336/672
  3. Likewise, for the 2nd fraction, since 96 × 7 = 672,
    63/96 = 63 × 7/96 × 7 = 441/672
  4. Subtract the two like fractions:
    336/672 - 441/672 = 336 - 441/672 = -105/672
  5. After reducing the fraction, the answer is -5/32

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