Answers

Subtract 27/64 from 8/7

1^st number: 1 1/7, 2^nd number: 27/64

8/7 - 27/64 is 323/448.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 64 is 448
   
   Next, find the equivalent fraction of both fractional numbers with denominator 448
2. For the 1st fraction, since 7 × 64 = 448,
   8/7 = 8 × 64/7 × 64 = 512/448
3. Likewise, for the 2nd fraction, since 64 × 7 = 448,
   27/64 = 27 × 7/64 × 7 = 189/448
4. Subtract the two like fractions:
   512/448 - 189/448 = 512 - 189/448 = 323/448

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