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Subtract 10/9 from 1/8

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

1/8 - 10/9 is -71/72.

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,
    1/8 = 1 × 9/8 × 9 = 9/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    10/9 = 10 × 8/9 × 8 = 80/72
  4. Subtract the two fractions:
    9/72 - 80/72 = 9 - 80/72 = -71/72

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