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Subtract 30/9 from 81/6

1st number: 13 3/6, 2nd number: 3 3/9

81/6 - 30/9 is 61/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 9 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 6 × 3 = 18,
    81/6 = 81 × 3/6 × 3 = 243/18
  3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
    30/9 = 30 × 2/9 × 2 = 60/18
  4. Subtract the two like fractions:
    243/18 - 60/18 = 243 - 60/18 = 183/18
  5. After reducing the fraction, the answer is 61/6
  6. In mixed form: 101/6

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