Answers

Subtract 10/9 from 27/84

1^st number: 27/84, 2^nd number: 1 1/9

27/84 - 10/9 is -199/252.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 9 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 84 × 3 = 252,
   27/84 = 27 × 3/84 × 3 = 81/252
3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
   10/9 = 10 × 28/9 × 28 = 280/252
4. Subtract the two like fractions:
   81/252 - 280/252 = 81 - 280/252 = -199/252

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