Answers

Subtract 28/27 from 2/84

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

2/84 - 28/27 is -383/378.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 27 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 84 × 9 = 756,
   2/84 = 2 × 9/84 × 9 = 18/756
3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
   28/27 = 28 × 28/27 × 28 = 784/756
4. Subtract the two like fractions:
   18/756 - 784/756 = 18 - 784/756 = -766/756
5. After reducing the fraction, the answer is -383/378

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