Answers

Subtract 63/4 from 5/54

1^st number: 5/54, 2^nd number: 15 3/4

5/54 - 63/4 is -1691/108.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 4 is 108
   
   Next, find the equivalent fraction of both fractional numbers with denominator 108
2. For the 1st fraction, since 54 × 2 = 108,
   5/54 = 5 × 2/54 × 2 = 10/108
3. Likewise, for the 2nd fraction, since 4 × 27 = 108,
   63/4 = 63 × 27/4 × 27 = 1701/108
4. Subtract the two like fractions:
   10/108 - 1701/108 = 10 - 1701/108 = -1691/108

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