Answers

Subtract 27/12 from 7/54

1^st number: 7/54, 2^nd number: 2 3/12

7/54 - 27/12 is -229/108.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 12 is 108
   
   Next, find the equivalent fraction of both fractional numbers with denominator 108
2. For the 1st fraction, since 54 × 2 = 108,
   7/54 = 7 × 2/54 × 2 = 14/108
3. Likewise, for the 2nd fraction, since 12 × 9 = 108,
   27/12 = 27 × 9/12 × 9 = 243/108
4. Subtract the two like fractions:
   14/108 - 243/108 = 14 - 243/108 = -229/108

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