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Subtract 10/81 from 4/3

1st number: 1 1/3, 2nd number: 10/81

4/3 - 10/81 is 98/81.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 81 is 81
  2. For the 1st fraction, since 3 × 27 = 81,
    4/3 = 4 × 27/3 × 27 = 108/81
  3. Likewise, for the 2nd fraction, since 81 × 1 = 81,
    10/81 = 10 × 1/81 × 1 = 10/81
  4. Subtract the two fractions:
    108/81 - 10/81 = 108 - 10/81 = 98/81
  5. In mixed form: 117/81

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