Answers

Subtract 45/63 from 25/2

1^st number: 12 1/2, 2^nd number: 45/63

25/2 - 45/63 is 165/14.

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,
   25/2 = 25 × 63/2 × 63 = 1575/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   45/63 = 45 × 2/63 × 2 = 90/126
4. Subtract the two like fractions:
   1575/126 - 90/126 = 1575 - 90/126 = 1485/126
5. After reducing the fraction, the answer is 165/14
6. In mixed form: 1111/14

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