Answers

Add 6/63 and 63/15

1^st number: 6/63, 2^nd number: 4 3/15

6/63 + 63/15 is 451/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 15 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 63 × 5 = 315,
   6/63 = 6 × 5/63 × 5 = 30/315
3. Likewise, for the 2nd fraction, since 15 × 21 = 315,
   63/15 = 63 × 21/15 × 21 = 1323/315
4. Add the two like fractions:
   30/315 + 1323/315 = 30 + 1323/315 = 1353/315
5. 1353/315 simplified gives 451/105
6. So, 6/63 + 63/15 = 451/105
   In mixed form: 431/105

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