Answers

Subtract 25/81 from 14/84

14/84 - 25/81 is -23/162.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 81 is 2268
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2268
2. For the 1st fraction, since 84 × 27 = 2268,
   14/84 = 14 × 27/84 × 27 = 378/2268
3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
   25/81 = 25 × 28/81 × 28 = 700/2268
4. Subtract the two like fractions:
   378/2268 - 700/2268 = 378 - 700/2268 = -322/2268
5. After reducing the fraction, the answer is -23/162

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