Answers

Subtract 35/81 from 28/36

28/36 - 35/81 is 28/81.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 81 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 36 × 9 = 324,
   28/36 = 28 × 9/36 × 9 = 252/324
3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
   35/81 = 35 × 4/81 × 4 = 140/324
4. Subtract the two like fractions:
   252/324 - 140/324 = 252 - 140/324 = 112/324
5. After reducing the fraction, the answer is 28/81

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