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Subtract 5/81 from 4/28

4/28 - 5/81 is 46/567.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 81 is 2268

    Next, find the equivalent fraction of both fractional numbers with denominator 2268
  2. For the 1st fraction, since 28 × 81 = 2268,
    4/28 = 4 × 81/28 × 81 = 324/2268
  3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
    5/81 = 5 × 28/81 × 28 = 140/2268
  4. Subtract the two like fractions:
    324/2268 - 140/2268 = 324 - 140/2268 = 184/2268
  5. After reducing the fraction, the answer is 46/567

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