Answers

Subtract 3/35 from 63/81

63/81 - 3/35 is 218/315.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 35 is 2835
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2835
2. For the 1st fraction, since 81 × 35 = 2835,
   63/81 = 63 × 35/81 × 35 = 2205/2835
3. Likewise, for the 2nd fraction, since 35 × 81 = 2835,
   3/35 = 3 × 81/35 × 81 = 243/2835
4. Subtract the two like fractions:
   2205/2835 - 243/2835 = 2205 - 243/2835 = 1962/2835
5. After reducing the fraction, the answer is 218/315

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