Answers

Subtract 25/72 from 7/75

7/75 - 25/72 is -457/1800.

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,
   7/75 = 7 × 24/75 × 24 = 168/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   25/72 = 25 × 25/72 × 25 = 625/1800
4. Subtract the two like fractions:
   168/1800 - 625/1800 = 168 - 625/1800 = -457/1800

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