Answers

Add 64/63 and 8/20

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

64/63 + 8/20 is 446/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 20 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   64/63 = 64 × 20/63 × 20 = 1280/1260
3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
   8/20 = 8 × 63/20 × 63 = 504/1260
4. Add the two like fractions:
   1280/1260 + 504/1260 = 1280 + 504/1260 = 1784/1260
5. 1784/1260 simplified gives 446/315
6. So, 64/63 + 8/20 = 446/315
   In mixed form: 1131/315

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