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Subtract 54/56 from 20/3

1st number: 6 2/3, 2nd number: 54/56

20/3 - 54/56 is 479/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 56 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 3 × 56 = 168,
    20/3 = 20 × 56/3 × 56 = 1120/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    54/56 = 54 × 3/56 × 3 = 162/168
  4. Subtract the two like fractions:
    1120/168 - 162/168 = 1120 - 162/168 = 958/168
  5. After reducing the fraction, the answer is 479/84
  6. In mixed form: 559/84

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