Answers

Subtract 9/18 from 9/84

9/84 - 9/18 is -11/28.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 18 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 84 × 3 = 252,
   9/84 = 9 × 3/84 × 3 = 27/252
3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
   9/18 = 9 × 14/18 × 14 = 126/252
4. Subtract the two like fractions:
   27/252 - 126/252 = 27 - 126/252 = -99/252
5. After reducing the fraction, the answer is -11/28

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