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Subtract 6/81 from 10/4

1st number: 2 2/4, 2nd number: 6/81

10/4 - 6/81 is 131/54.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 81 is 324
  2. For the 1st fraction, since 4 × 81 = 324,
    10/4 = 10 × 81/4 × 81 = 810/324
  3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
    6/81 = 6 × 4/81 × 4 = 24/324
  4. Subtract the two fractions:
    810/324 - 24/324 = 810 - 24/324 = 786/324
  5. After reducing the fraction, the answer is 131/54
  6. In mixed form: 223/54

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