Answers

Subtract 80/63 from 7/2

1^st number: 3 1/2, 2^nd number: 1 17/63

7/2 - 80/63 is 281/126.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 2 × 63 = 126,
   7/2 = 7 × 63/2 × 63 = 441/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   80/63 = 80 × 2/63 × 2 = 160/126
4. Subtract the two like fractions:
   441/126 - 160/126 = 441 - 160/126 = 281/126
5. In mixed form: 229/126

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