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Subtract 8/32 from 3/20

3/20 - 8/32 is -1/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 32 is 160

    Next, find the equivalent fraction of both fractional numbers with denominator 160
  2. For the 1st fraction, since 20 × 8 = 160,
    3/20 = 3 × 8/20 × 8 = 24/160
  3. Likewise, for the 2nd fraction, since 32 × 5 = 160,
    8/32 = 8 × 5/32 × 5 = 40/160
  4. Subtract the two like fractions:
    24/160 - 40/160 = 24 - 40/160 = -16/160
  5. After reducing the fraction, the answer is -1/10

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