Answers

Subtract 9/6 from 18/84

1^st number: 18/84, 2^nd number: 1 3/6

18/84 - 9/6 is -9/7.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 6 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   18/84 = 18 × 1/84 × 1 = 18/84
3. Likewise, for the 2nd fraction, since 6 × 14 = 84,
   9/6 = 9 × 14/6 × 14 = 126/84
4. Subtract the two like fractions:
   18/84 - 126/84 = 18 - 126/84 = -108/84
5. After reducing the fraction, the answer is -9/7

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