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Subtract 5/16 from 2/81

2/81 - 5/16 is -373/1296.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 16 is 1296

    Next, find the equivalent fraction of both fractional numbers with denominator 1296
  2. For the 1st fraction, since 81 × 16 = 1296,
    2/81 = 2 × 16/81 × 16 = 32/1296
  3. Likewise, for the 2nd fraction, since 16 × 81 = 1296,
    5/16 = 5 × 81/16 × 81 = 405/1296
  4. Subtract the two like fractions:
    32/1296 - 405/1296 = 32 - 405/1296 = -373/1296

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