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Subtract 5/7 from 7/2

1st number: 3 1/2, 2nd number: 5/7

7/2 - 5/7 is 39/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 7 is 14
  2. For the 1st fraction, since 2 × 7 = 14,
    7/2 = 7 × 7/2 × 7 = 49/14
  3. Likewise, for the 2nd fraction, since 7 × 2 = 14,
    5/7 = 5 × 2/7 × 2 = 10/14
  4. Subtract the two fractions:
    49/14 - 10/14 = 49 - 10/14 = 39/14
  5. In mixed form: 211/14

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