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Subtract 20/18 from 2/9

1st number: 2/9, 2nd number: 1 2/18

2/9 - 20/18 is -8/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 18 is 18
  2. For the 1st fraction, since 9 × 2 = 18,
    2/9 = 2 × 2/9 × 2 = 4/18
  3. Likewise, for the 2nd fraction, since 18 × 1 = 18,
    20/18 = 20 × 1/18 × 1 = 20/18
  4. Subtract the two fractions:
    4/18 - 20/18 = 4 - 20/18 = -16/18
  5. After reducing the fraction, the answer is -8/9

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