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Subtract 27/7 from 42/6

1st number: 7 0/6, 2nd number: 3 6/7

42/6 - 27/7 is 22/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 7 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 6 × 7 = 42,
    42/6 = 42 × 7/6 × 7 = 294/42
  3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
    27/7 = 27 × 6/7 × 6 = 162/42
  4. Subtract the two like fractions:
    294/42 - 162/42 = 294 - 162/42 = 132/42
  5. After reducing the fraction, the answer is 22/7
  6. In mixed form: 31/7

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