Answers

Add 63/4 and 25/20

1^st number: 15 3/4, 2^nd number: 1 5/20

63/4 + 25/20 is 17/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 20 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 4 × 5 = 20,
   63/4 = 63 × 5/4 × 5 = 315/20
3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
   25/20 = 25 × 1/20 × 1 = 25/20
4. Add the two like fractions:
   315/20 + 25/20 = 315 + 25/20 = 340/20
5. 340/20 simplified gives 17/1
6. So, 63/4 + 25/20 = 17/1

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