Answers

Subtract 36/50 from 25/42

25/42 - 36/50 is -131/1050.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 50 is 1050
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1050
2. For the 1st fraction, since 42 × 25 = 1050,
   25/42 = 25 × 25/42 × 25 = 625/1050
3. Likewise, for the 2nd fraction, since 50 × 21 = 1050,
   36/50 = 36 × 21/50 × 21 = 756/1050
4. Subtract the two like fractions:
   625/1050 - 756/1050 = 625 - 756/1050 = -131/1050

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