Answers

Subtract 9/42 from 7/36

7/36 - 9/42 is -5/252.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 42 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 36 × 7 = 252,
   7/36 = 7 × 7/36 × 7 = 49/252
3. Likewise, for the 2nd fraction, since 42 × 6 = 252,
   9/42 = 9 × 6/42 × 6 = 54/252
4. Subtract the two like fractions:
   49/252 - 54/252 = 49 - 54/252 = -5/252

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