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Subtract 1/36 from 42/12

1st number: 3 6/12, 2nd number: 1/36

42/12 - 1/36 is 125/36.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 12 × 3 = 36,
    42/12 = 42 × 3/12 × 3 = 126/36
  3. Likewise, for the 2nd fraction, since 36 × 1 = 36,
    1/36 = 1 × 1/36 × 1 = 1/36
  4. Subtract the two like fractions:
    126/36 - 1/36 = 126 - 1/36 = 125/36
  5. In mixed form: 317/36

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