Answers

Subtract 50/28 from 63/81

1^st number: 63/81, 2^nd number: 1 22/28

63/81 - 50/28 is -127/126.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 28 is 2268
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2268
2. For the 1st fraction, since 81 × 28 = 2268,
   63/81 = 63 × 28/81 × 28 = 1764/2268
3. Likewise, for the 2nd fraction, since 28 × 81 = 2268,
   50/28 = 50 × 81/28 × 81 = 4050/2268
4. Subtract the two like fractions:
   1764/2268 - 4050/2268 = 1764 - 4050/2268 = -2286/2268
5. After reducing the fraction, the answer is -127/126

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