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Subtract 1/56 from 28/84

28/84 - 1/56 is 53/168.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 56 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 84 × 2 = 168,
    28/84 = 28 × 2/84 × 2 = 56/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    1/56 = 1 × 3/56 × 3 = 3/168
  4. Subtract the two like fractions:
    56/168 - 3/168 = 56 - 3/168 = 53/168

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