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Subtract 3/7 from 56/3

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

56/3 - 3/7 is 383/21.

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,
    3/7 = 3 × 3/7 × 3 = 9/21
  4. Subtract the two like fractions:
    392/21 - 9/21 = 392 - 9/21 = 383/21
  5. In mixed form: 185/21

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