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Subtract 7/9 from 9/2

1st number: 4 1/2, 2nd number: 7/9

9/2 - 7/9 is 67/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 9 is 18
  2. For the 1st fraction, since 2 × 9 = 18,
    9/2 = 9 × 9/2 × 9 = 81/18
  3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
    7/9 = 7 × 2/9 × 2 = 14/18
  4. Subtract the two fractions:
    81/18 - 14/18 = 81 - 14/18 = 67/18
  5. In mixed form: 313/18

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