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Subtract 4/7 from 18/6

1st number: 3 0/6, 2nd number: 4/7

18/6 - 4/7 is 17/7.

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,
    18/6 = 18 × 7/6 × 7 = 126/42
  3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
    4/7 = 4 × 6/7 × 6 = 24/42
  4. Subtract the two like fractions:
    126/42 - 24/42 = 126 - 24/42 = 102/42
  5. After reducing the fraction, the answer is 17/7
  6. In mixed form: 23/7

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