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Subtract 5/8 from 8/9

8/9 - 5/8 is 19/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 8 is 72
  2. For the 1st fraction, since 9 × 8 = 72,
    8/9 = 8 × 8/9 × 8 = 64/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    5/8 = 5 × 9/8 × 9 = 45/72
  4. Subtract the two fractions:
    64/72 - 45/72 = 64 - 45/72 = 19/72

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