Answers

Add 20/63 and 63/8

1^st number: 20/63, 2^nd number: 7 7/8

20/63 + 63/8 is 4129/504.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 8 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   20/63 = 20 × 8/63 × 8 = 160/504
3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
   63/8 = 63 × 63/8 × 63 = 3969/504
4. Add the two like fractions:
   160/504 + 3969/504 = 160 + 3969/504 = 4129/504
5. So, 20/63 + 63/8 = 4129/504
   In mixed form: 897/504

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