Answers

Subtract 27/36 from 7/54

7/54 - 27/36 is -67/108.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 36 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 36 × 3 = 108,
   27/36 = 27 × 3/36 × 3 = 81/108
4. Subtract the two like fractions:
   14/108 - 81/108 = 14 - 81/108 = -67/108

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