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Subtract 21/32 from 3/5

3/5 - 21/32 is -9/160.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 32 is 160

    Next, find the equivalent fraction of both fractional numbers with denominator 160
  2. For the 1st fraction, since 5 × 32 = 160,
    3/5 = 3 × 32/5 × 32 = 96/160
  3. Likewise, for the 2nd fraction, since 32 × 5 = 160,
    21/32 = 21 × 5/32 × 5 = 105/160
  4. Subtract the two like fractions:
    96/160 - 105/160 = 96 - 105/160 = -9/160

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