Answers

Subtract 25/64 from 2/63

2/63 - 25/64 is -1447/4032.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 64 is 4032
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4032
2. For the 1st fraction, since 63 × 64 = 4032,
   2/63 = 2 × 64/63 × 64 = 128/4032
3. Likewise, for the 2nd fraction, since 64 × 63 = 4032,
   25/64 = 25 × 63/64 × 63 = 1575/4032
4. Subtract the two like fractions:
   128/4032 - 1575/4032 = 128 - 1575/4032 = -1447/4032

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