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Subtract 3/21 from 7/3

1st number: 2 1/3, 2nd number: 3/21

7/3 - 3/21 is 46/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 21 is 21
  2. For the 1st fraction, since 3 × 7 = 21,
    7/3 = 7 × 7/3 × 7 = 49/21
  3. Likewise, for the 2nd fraction, since 21 × 1 = 21,
    3/21 = 3 × 1/21 × 1 = 3/21
  4. Subtract the two fractions:
    49/21 - 3/21 = 49 - 3/21 = 46/21
  5. In mixed form: 24/21

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