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Subtract 42/3 from 1/18

1st number: 1/18, 2nd number: 14 0/3

1/18 - 42/3 is -251/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 3 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 18 × 1 = 18,
    1/18 = 1 × 1/18 × 1 = 1/18
  3. Likewise, for the 2nd fraction, since 3 × 6 = 18,
    42/3 = 42 × 6/3 × 6 = 252/18
  4. Subtract the two like fractions:
    1/18 - 252/18 = 1 - 252/18 = -251/18

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