Answers

Subtract 18/54 from 90/5

1^st number: 18 0/5, 2^nd number: 18/54

90/5 - 18/54 is 53/3.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 5 × 54 = 270,
   90/5 = 90 × 54/5 × 54 = 4860/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   18/54 = 18 × 5/54 × 5 = 90/270
4. Subtract the two like fractions:
   4860/270 - 90/270 = 4860 - 90/270 = 4770/270
5. After reducing the fraction, the answer is 53/3
6. In mixed form: 172/3

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