Answers

Subtract 6/81 from 63/18

1^st number: 3 9/18, 2^nd number: 6/81

63/18 - 6/81 is 185/54.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 81 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 18 × 9 = 162,
   63/18 = 63 × 9/18 × 9 = 567/162
3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
   6/81 = 6 × 2/81 × 2 = 12/162
4. Subtract the two like fractions:
   567/162 - 12/162 = 567 - 12/162 = 555/162
5. After reducing the fraction, the answer is 185/54
6. In mixed form: 323/54

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