Answers

Subtract 63/64 from 4/75

4/75 - 63/64 is -4469/4800.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 64 is 4800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4800
2. For the 1st fraction, since 75 × 64 = 4800,
   4/75 = 4 × 64/75 × 64 = 256/4800
3. Likewise, for the 2nd fraction, since 64 × 75 = 4800,
   63/64 = 63 × 75/64 × 75 = 4725/4800
4. Subtract the two like fractions:
   256/4800 - 4725/4800 = 256 - 4725/4800 = -4469/4800

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