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Subtract 10/5 from 7/9

1st number: 7/9, 2nd number: 2 0/5

7/9 - 10/5 is -11/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 5 is 45
  2. For the 1st fraction, since 9 × 5 = 45,
    7/9 = 7 × 5/9 × 5 = 35/45
  3. Likewise, for the 2nd fraction, since 5 × 9 = 45,
    10/5 = 10 × 9/5 × 9 = 90/45
  4. Subtract the two fractions:
    35/45 - 90/45 = 35 - 90/45 = -55/45
  5. After reducing the fraction, the answer is -11/9

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