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Subtract 3/7 from 5/3

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

5/3 - 3/7 is 26/21.

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,
    5/3 = 5 × 7/3 × 7 = 35/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    3/7 = 3 × 3/7 × 3 = 9/21
  4. Subtract the two like fractions:
    35/21 - 9/21 = 35 - 9/21 = 26/21
  5. In mixed form: 15/21

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