Answers

Subtract 45/64 from 4/45

4/45 - 45/64 is -1769/2880.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 64 is 2880
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2880
2. For the 1st fraction, since 45 × 64 = 2880,
   4/45 = 4 × 64/45 × 64 = 256/2880
3. Likewise, for the 2nd fraction, since 64 × 45 = 2880,
   45/64 = 45 × 45/64 × 45 = 2025/2880
4. Subtract the two like fractions:
   256/2880 - 2025/2880 = 256 - 2025/2880 = -1769/2880

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