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Subtract 3/12 from 18/4

1st number: 4 2/4, 2nd number: 3/12

18/4 - 3/12 is 17/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 12 is 12

    Next, find the equivalent fraction of both fractional numbers with denominator 12
  2. For the 1st fraction, since 4 × 3 = 12,
    18/4 = 18 × 3/4 × 3 = 54/12
  3. Likewise, for the 2nd fraction, since 12 × 1 = 12,
    3/12 = 3 × 1/12 × 1 = 3/12
  4. Subtract the two like fractions:
    54/12 - 3/12 = 54 - 3/12 = 51/12
  5. After reducing the fraction, the answer is 17/4
  6. In mixed form: 41/4

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