Answers

Subtract 9/24 from 9/42

9/42 - 9/24 is -9/56.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 24 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 42 × 4 = 168,
   9/42 = 9 × 4/42 × 4 = 36/168
3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
   9/24 = 9 × 7/24 × 7 = 63/168
4. Subtract the two like fractions:
   36/168 - 63/168 = 36 - 63/168 = -27/168
5. After reducing the fraction, the answer is -9/56

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