Answers

Subtract 50/7 from 63/81

1^st number: 63/81, 2^nd number: 7 1/7

63/81 - 50/7 is -401/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 7 is 567
   
   Next, find the equivalent fraction of both fractional numbers with denominator 567
2. For the 1st fraction, since 81 × 7 = 567,
   63/81 = 63 × 7/81 × 7 = 441/567
3. Likewise, for the 2nd fraction, since 7 × 81 = 567,
   50/7 = 50 × 81/7 × 81 = 4050/567
4. Subtract the two like fractions:
   441/567 - 4050/567 = 441 - 4050/567 = -3609/567
5. After reducing the fraction, the answer is -401/63

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