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Subtract 7/9 from 1/3

1/3 - 7/9 is -4/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 9 is 9
  2. For the 1st fraction, since 3 × 3 = 9,
    1/3 = 1 × 3/3 × 3 = 3/9
  3. Likewise, for the 2nd fraction, since 9 × 1 = 9,
    7/9 = 7 × 1/9 × 1 = 7/9
  4. Subtract the two fractions:
    3/9 - 7/9 = 3 - 7/9 = -4/9

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