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Subtract 5/64 from 1/20

1/20 - 5/64 is -9/320.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 64 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 20 × 16 = 320,
    1/20 = 1 × 16/20 × 16 = 16/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    5/64 = 5 × 5/64 × 5 = 25/320
  4. Subtract the two like fractions:
    16/320 - 25/320 = 16 - 25/320 = -9/320

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