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Subtract 16/9 from 4/8

1st number: 4/8, 2nd number: 1 7/9

4/8 - 16/9 is -23/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 9 is 72
  2. For the 1st fraction, since 8 × 9 = 72,
    4/8 = 4 × 9/8 × 9 = 36/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    16/9 = 16 × 8/9 × 8 = 128/72
  4. Subtract the two fractions:
    36/72 - 128/72 = 36 - 128/72 = -92/72
  5. After reducing the fraction, the answer is -23/18

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