Answers

Subtract 9/72 from 3/75

3/75 - 9/72 is -17/200.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 72 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 75 × 24 = 1800,
   3/75 = 3 × 24/75 × 24 = 72/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   9/72 = 9 × 25/72 × 25 = 225/1800
4. Subtract the two like fractions:
   72/1800 - 225/1800 = 72 - 225/1800 = -153/1800
5. After reducing the fraction, the answer is -17/200

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