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Subtract 3/9 from 18/12

1st number: 1 6/12, 2nd number: 3/9

18/12 - 3/9 is 7/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 9 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 12 × 3 = 36,
    18/12 = 18 × 3/12 × 3 = 54/36
  3. Likewise, for the 2nd fraction, since 9 × 4 = 36,
    3/9 = 3 × 4/9 × 4 = 12/36
  4. Subtract the two like fractions:
    54/36 - 12/36 = 54 - 12/36 = 42/36
  5. After reducing the fraction, the answer is 7/6
  6. In mixed form: 11/6

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