Answers

Subtract 5/81 from 49/84

49/84 - 5/81 is 169/324.

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,
   49/84 = 49 × 27/84 × 27 = 1323/2268
3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
   5/81 = 5 × 28/81 × 28 = 140/2268
4. Subtract the two like fractions:
   1323/2268 - 140/2268 = 1323 - 140/2268 = 1183/2268
5. After reducing the fraction, the answer is 169/324

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