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Subtract 1/7 from 4/3

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

4/3 - 1/7 is 25/21.

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,
    4/3 = 4 × 7/3 × 7 = 28/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    1/7 = 1 × 3/7 × 3 = 3/21
  4. Subtract the two like fractions:
    28/21 - 3/21 = 28 - 3/21 = 25/21
  5. In mixed form: 14/21

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