Answers

Subtract 54/63 from 27/96

27/96 - 54/63 is -129/224.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 96 and 63 is 2016
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2016
2. For the 1st fraction, since 96 × 21 = 2016,
   27/96 = 27 × 21/96 × 21 = 567/2016
3. Likewise, for the 2nd fraction, since 63 × 32 = 2016,
   54/63 = 54 × 32/63 × 32 = 1728/2016
4. Subtract the two like fractions:
   567/2016 - 1728/2016 = 567 - 1728/2016 = -1161/2016
5. After reducing the fraction, the answer is -129/224

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