Answers

Subtract 63/14 from 81/64

1^st number: 1 17/64, 2^nd number: 4 7/14

81/64 - 63/14 is -207/64.

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,
   81/64 = 81 × 7/64 × 7 = 567/448
3. Likewise, for the 2nd fraction, since 14 × 32 = 448,
   63/14 = 63 × 32/14 × 32 = 2016/448
4. Subtract the two like fractions:
   567/448 - 2016/448 = 567 - 2016/448 = -1449/448
5. After reducing the fraction, the answer is -207/64

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