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Subtract 12/9 from 2/3

1st number: 2/3, 2nd number: 1 3/9

2/3 - 12/9 is -2/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 9 is 9

    Next, find the equivalent fraction of both fractional numbers with denominator 9
  2. For the 1st fraction, since 3 × 3 = 9,
    2/3 = 2 × 3/3 × 3 = 6/9
  3. Likewise, for the 2nd fraction, since 9 × 1 = 9,
    12/9 = 12 × 1/9 × 1 = 12/9
  4. Subtract the two like fractions:
    6/9 - 12/9 = 6 - 12/9 = -6/9
  5. After reducing the fraction, the answer is -2/3

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