Answers

Subtract 45/5 from 63/28

1^st number: 2 7/28, 2^nd number: 9 0/5

63/28 - 45/5 is -27/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 5 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 28 × 5 = 140,
   63/28 = 63 × 5/28 × 5 = 315/140
3. Likewise, for the 2nd fraction, since 5 × 28 = 140,
   45/5 = 45 × 28/5 × 28 = 1260/140
4. Subtract the two like fractions:
   315/140 - 1260/140 = 315 - 1260/140 = -945/140
5. After reducing the fraction, the answer is -27/4

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