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Subtract 24/30 from 81/9

1st number: 9 0/9, 2nd number: 24/30

81/9 - 24/30 is 41/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 30 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 9 × 10 = 90,
    81/9 = 81 × 10/9 × 10 = 810/90
  3. Likewise, for the 2nd fraction, since 30 × 3 = 90,
    24/30 = 24 × 3/30 × 3 = 72/90
  4. Subtract the two like fractions:
    810/90 - 72/90 = 810 - 72/90 = 738/90
  5. After reducing the fraction, the answer is 41/5
  6. In mixed form: 81/5

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