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Subtract 20/12 from 2/9

1st number: 2/9, 2nd number: 1 8/12

2/9 - 20/12 is -13/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 12 is 36
  2. For the 1st fraction, since 9 × 4 = 36,
    2/9 = 2 × 4/9 × 4 = 8/36
  3. Likewise, for the 2nd fraction, since 12 × 3 = 36,
    20/12 = 20 × 3/12 × 3 = 60/36
  4. Subtract the two fractions:
    8/36 - 60/36 = 8 - 60/36 = -52/36
  5. After reducing the fraction, the answer is -13/9

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