Answers

Subtract 50/42 from 2/63

1^st number: 2/63, 2^nd number: 1 8/42

2/63 - 50/42 is -73/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 42 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   2/63 = 2 × 2/63 × 2 = 4/126
3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
   50/42 = 50 × 3/42 × 3 = 150/126
4. Subtract the two like fractions:
   4/126 - 150/126 = 4 - 150/126 = -146/126
5. After reducing the fraction, the answer is -73/63

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