Answers

Subtract 8/63 from 48/42

1^st number: 1 6/42, 2^nd number: 8/63

48/42 - 8/63 is 64/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 42 × 3 = 126,
   48/42 = 48 × 3/42 × 3 = 144/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   8/63 = 8 × 2/63 × 2 = 16/126
4. Subtract the two like fractions:
   144/126 - 16/126 = 144 - 16/126 = 128/126
5. After reducing the fraction, the answer is 64/63
6. In mixed form: 11/63

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