Answers

Subtract 80/18 from 30/54

1^st number: 30/54, 2^nd number: 4 8/18

30/54 - 80/18 is -35/9.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 18 is 54
   
   Next, find the equivalent fraction of both fractional numbers with denominator 54
2. For the 1st fraction, since 54 × 1 = 54,
   30/54 = 30 × 1/54 × 1 = 30/54
3. Likewise, for the 2nd fraction, since 18 × 3 = 54,
   80/18 = 80 × 3/18 × 3 = 240/54
4. Subtract the two like fractions:
   30/54 - 240/54 = 30 - 240/54 = -210/54
5. After reducing the fraction, the answer is -35/9

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