Answers

Subtract 27/75 from 1/42

1/42 - 27/75 is -353/1050.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 75 is 1050
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1050
2. For the 1st fraction, since 42 × 25 = 1050,
   1/42 = 1 × 25/42 × 25 = 25/1050
3. Likewise, for the 2nd fraction, since 75 × 14 = 1050,
   27/75 = 27 × 14/75 × 14 = 378/1050
4. Subtract the two like fractions:
   25/1050 - 378/1050 = 25 - 378/1050 = -353/1050

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