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Subtract 84/4 from 1/12

1st number: 1/12, 2nd number: 21 0/4

1/12 - 84/4 is -251/12.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 12
  2. For the 1st fraction, since 12 × 1 = 12,
    1/12 = 1 × 1/12 × 1 = 1/12
  3. Likewise, for the 2nd fraction, since 4 × 3 = 12,
    84/4 = 84 × 3/4 × 3 = 252/12
  4. Subtract the two like fractions:
    1/12 - 252/12 = 1 - 252/12 = -251/12

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