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Subtract 9/7 from 56/3

1st number: 18 2/3, 2nd number: 1 2/7

56/3 - 9/7 is 365/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 7 is 21

    Next, find the equivalent fraction of both fractional numbers with denominator 21
  2. For the 1st fraction, since 3 × 7 = 21,
    56/3 = 56 × 7/3 × 7 = 392/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    9/7 = 9 × 3/7 × 3 = 27/21
  4. Subtract the two like fractions:
    392/21 - 27/21 = 392 - 27/21 = 365/21
  5. In mixed form: 178/21

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