Answers

Subtract 5/81 from 2/16

2/16 - 5/81 is 41/648.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 81 is 1296
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1296
2. For the 1st fraction, since 16 × 81 = 1296,
   2/16 = 2 × 81/16 × 81 = 162/1296
3. Likewise, for the 2nd fraction, since 81 × 16 = 1296,
   5/81 = 5 × 16/81 × 16 = 80/1296
4. Subtract the two like fractions:
   162/1296 - 80/1296 = 162 - 80/1296 = 82/1296
5. After reducing the fraction, the answer is 41/648

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