Answers

Subtract 56/81 from 18/3

1^st number: 6 0/3, 2^nd number: 56/81

18/3 - 56/81 is 430/81.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 81 is 81
   
   Next, find the equivalent fraction of both fractional numbers with denominator 81
2. For the 1st fraction, since 3 × 27 = 81,
   18/3 = 18 × 27/3 × 27 = 486/81
3. Likewise, for the 2nd fraction, since 81 × 1 = 81,
   56/81 = 56 × 1/81 × 1 = 56/81
4. Subtract the two like fractions:
   486/81 - 56/81 = 486 - 56/81 = 430/81
5. In mixed form: 525/81

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