Answers

Subtract 63/14 from 54/64

1^st number: 54/64, 2^nd number: 4 7/14

54/64 - 63/14 is -117/32.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 14 is 448
   
   Next, find the equivalent fraction of both fractional numbers with denominator 448
2. For the 1st fraction, since 64 × 7 = 448,
   54/64 = 54 × 7/64 × 7 = 378/448
3. Likewise, for the 2nd fraction, since 14 × 32 = 448,
   63/14 = 63 × 32/14 × 32 = 2016/448
4. Subtract the two like fractions:
   378/448 - 2016/448 = 378 - 2016/448 = -1638/448
5. After reducing the fraction, the answer is -117/32

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