Answers

Subtract 45/96 from 20/75

20/75 - 45/96 is -97/480.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 96 is 2400
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2400
2. For the 1st fraction, since 75 × 32 = 2400,
   20/75 = 20 × 32/75 × 32 = 640/2400
3. Likewise, for the 2nd fraction, since 96 × 25 = 2400,
   45/96 = 45 × 25/96 × 25 = 1125/2400
4. Subtract the two like fractions:
   640/2400 - 1125/2400 = 640 - 1125/2400 = -485/2400
5. After reducing the fraction, the answer is -97/480

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