Answers

Add 20/63 and 9/8

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

20/63 + 9/8 is 727/504.

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,
   9/8 = 9 × 63/8 × 63 = 567/504
4. Add the two like fractions:
   160/504 + 567/504 = 160 + 567/504 = 727/504
5. So, 20/63 + 9/8 = 727/504
   In mixed form: 1223/504

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